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全部资讯   /  商汤JAVA开发面试题集

商汤JAVA开发面试题集

2021-12-25 13:40:45

<div class="WordSection1"> <p class="MsoNormal" style="line-height:145%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="margin-top:4.55pt;text-indent:1.7pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">1.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.25pt">&nbsp;&nbsp; </span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:-.05pt">jdk1.7</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.25pt">&nbsp;</span><span style="font-size:14.0pt; font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">到</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:-.5pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">jdk1</span></b><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">.8</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.25pt">&nbsp;</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">Map</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.25pt">&nbsp;</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">发生了什么变化</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">(</span></b><span style="font-size:14.0pt;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">底层</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt">)?</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.45pt;margin-right:23.6pt;margin-bottom: 0cm;margin-left:1.05pt;margin-bottom:.0001pt;text-indent:21.5pt;line-height: 120%"><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">1</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">.</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">8</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">之后</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">as</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">h</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">p</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.3pt">的数据结构发生了变化</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">从之前的单纯的</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt">数组</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">+</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt">链表结构变成数组</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">+</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt">链</span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.2pt">表</span></span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">+</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.2pt">红黑树。也就是说在</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">JV</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt">存储</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">ha</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">sh</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> M</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">ap</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.15pt">的</span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.05pt">K-V</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt">时仅仅通过</span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">key</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt">来决定每一个</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">entry</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.15pt">的存</span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体"> 储槽位(</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">Node<span style="letter-spacing:-.05pt"> </span>[]</span><span style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体">中的<span style="letter-spacing:-.05pt"> </span></span><span lang="EN-US" style="font-size: 10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri">index</span><span style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:-1.9pt">)。</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体">并且 </span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">Value </span><span style="font-size:10.0pt;line-height:120%; font-family:宋体;mso-bidi-font-family:宋体">以链表的形式挂在到对应槽位上(</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">1.8 </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体">以后如果 </span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">value </span><span style="font-size:10.0pt;line-height:120%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">长度大于</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">8</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.25pt">则转为</span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .2pt">红黑树</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">)。</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.05pt;margin-right:23.25pt;margin-bottom: 0cm;margin-left:1.05pt;margin-bottom:.0001pt;text-indent:20.95pt;line-height: 121%"><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">但是</span><span style="font-size:10.0pt;line-height: 121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">ha</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">s</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">ap1</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">.</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">7</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">跟</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">1</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">.</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">8</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">中都</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">没有任何同步操作</span><span style="font-size:10.0pt; line-height:121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">容易出现并发问题</span><span style="font-size:10.0pt; line-height:121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">甚至出现死循环</span><span style="font-size:10.0pt;line-height: 121%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.15pt">导致系统不可用。解决</span><span style="letter-spacing:.1pt">方案是 </span></span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">jdk</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.1pt">的 </span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">ConcurrentHash</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> M</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">ap</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt">,</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">位于 </span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">java.util.concurrent</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:121%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.1pt">下</span><span style="font-size: 10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .15pt">,</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.1pt">专门</span><span style="font-size: 10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.4pt">解决</span><span style="letter-spacing:.35pt">并发问题</span><span style="letter-spacing:.45pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:4.25pt;text-indent:1.3pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">2.</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.05pt">&nbsp;&nbsp; </span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">ConcurrentHashMap</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.65pt;text-indent:22.45pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.3pt">思路与</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">hash</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">M</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">ap</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">差不多,</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">但是支持并发操作</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.3pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">要复杂很多</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:9.4pt;text-indent:1.25pt;line-height:91%; mso-outline-level:2"><b><span lang="EN-US" style="font-size:14.0pt;line-height: 91%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;letter-spacing:.05pt">3.</span></b><span lang="EN-US" style="font-size:14.0pt;line-height:91%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; letter-spacing:.05pt">&nbsp;&nbsp; </span><span style="font-size:14.0pt;line-height:91%;font-family:宋体;mso-bidi-font-family: 宋体;color:blue;letter-spacing:.05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: blue;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">并行跟并发有什</span><span style="font-size:14.0pt;line-height:91%;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">么区别?</span><span lang="EN-US" style="font-size:14.0pt;line-height:91%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:8.45pt;text-indent:22.35pt;line-height: 95%"><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">并发</span><span style="font-size:10.0pt;line-height: 95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.55pt">:</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">指应用交替执行不同的任务</span><span style="font-size:10.0pt; line-height:95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.55pt">,</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">多线程原理</span><span lang="EN-US" style="font-size:10.0pt; line-height:95%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.25pt;text-indent:22.35pt;line-height: 95%"><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">并行</span><span style="font-size:10.0pt;line-height: 95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.5pt">:</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">指应用同时执行不用的任</span><span style="font-size:10.0pt; line-height:95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">务</span><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.3pt;text-indent:22.85pt;line-height: 95%"><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">区别</span><span style="font-size:10.0pt;line-height: 95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.5pt">:</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">一个是交替执行</span><span style="font-size:10.0pt;line-height: 95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.5pt">,</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">一个是同时执行</span><span style="font-size:10.0pt;line-height: 95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">。</span><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.7pt;text-indent:.95pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">4.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.2pt">&nbsp;&nbsp; </span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:-.05pt">jdk1.7</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.2pt">&nbsp;</span><span style="font-size:14.0pt; font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">到</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:-.4pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">jdk</span></b><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">1.8</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.2pt">&nbsp;</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">java</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.2pt">&nbsp;</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">虚拟机发生了什么变化</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">?</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:8.2pt;text-indent:21.7pt;line-height:95%; mso-outline-level:2"><b><span lang="EN-US" style="font-size:10.0pt;line-height: 95%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">J</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">V</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 95%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.45pt">M</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt"> </span><span style="font-size:10.0pt;line-height:95%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">中内存份为堆</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.65pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">、</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">栈内</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">存</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.65pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">,</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">及方法区</span><span style="font-size:10.0pt;line-height:95%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.65pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">。</span><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.25pt;margin-right:23.95pt;margin-bottom: 0cm;margin-left:22.95pt;margin-bottom:.0001pt;text-indent:-.85pt;line-height: 120%"><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">栈内存主要用途:</span><span style="font-size:10.0pt;line-height:120%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">执行线程方法,存放</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">本地临时变量与线程方法执行是需要的引用对象</span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.05pt">的地址。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:.1pt;margin-right:23.95pt;margin-bottom: 0cm;margin-left:22.1pt;margin-bottom:.0001pt;line-height:107%"><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">堆内存主要用途:</span><span lang="EN-US" style="font-size:10.0pt;line-height: 107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">J</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">V</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">M</span><span lang="EN-US" style="font-size:10.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">中所有对象信息都存</span><span style="font-size:10.0pt; line-height:107%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">放在堆内存中</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:107%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">相比栈内存</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:107%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">堆内存大很多</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.4pt">所以</span><span style="letter-spacing: .25pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height: 107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">J</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">V</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">M</span><span lang="EN-US" style="font-size:10.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">一直通过对堆内存划分不同功能区块实现对堆内存</span><span style="font-size: 10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .35pt">中对象管理</span><span style="font-size:10.0pt;line-height:107%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">。</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.4pt;text-indent:22.15pt;line-height: 14.5pt;mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">堆内存不够常见错误:</span><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">O</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">u</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">O</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">f</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">m</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">o</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">yE</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">rr</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">o</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">r</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:22.1pt;line-height:14.5pt; mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">栈内存溢出常见错误:</span><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.25pt">S</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.2pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.25pt">ac</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.2pt">k</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.3pt">O</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.2pt">ve</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.2pt">F</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.1pt">l</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.25pt">o</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.35pt">w</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.2pt">E</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.15pt">rr</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.25pt">o</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.15pt">r</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.15pt;margin-right:23.75pt;margin-bottom: 0cm;margin-left:.95pt;margin-bottom:.0001pt;text-indent:21.05pt;line-height: 122%"><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.65pt">在</span><span style="font-size:10.0pt;line-height: 122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">J</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.4pt">D</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">K7</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">&nbsp; </span><span style="font-size: 10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .6pt">以及其前期的</span><span style="font-size:10.0pt;line-height:122%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">J</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.4pt">D</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">K</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt"> </span><span style="font-size:10.0pt;line-height:122%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.6pt">版本中</span><span style="font-size: 10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .7pt">,</span><span style="font-size:10.0pt;line-height:122%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.6pt">堆内存通常被分为三块区域</span><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.4pt">N</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">u</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">rs</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">y</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">&nbsp; </span><span style="font-size:10.0pt; line-height:122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.6pt">内存</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">(</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">y</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">oun</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">g</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"> <span style="letter-spacing:.2pt">ge</span><span style="letter-spacing: .25pt">n</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt">r</span><span style="letter-spacing:.2pt">a</span><span style="letter-spacing:.15pt">t</span><span style="letter-spacing:.1pt">i</span><span style="letter-spacing:.25pt">on</span><span style="letter-spacing:.15pt">)</span> </span><span style="font-size:10.0pt;line-height:122%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.4pt">、长时内存</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">(</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">o</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">d</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">ge</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">n</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">i</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">on</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"> </span><span style="font-size:10.0pt;line-height: 122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">、永久内存</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">(</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">Pe</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">n</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">en</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">G</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">n</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">r</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.05pt">i</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">on</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">f</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">V</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">d</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">)</span><span style="font-size:10.0pt;line-height: 122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.35pt">显示如下图</span><span style="letter-spacing: .4pt">:</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.3pt;text-indent:21.7pt;line-height:181.55pt; mso-line-height-rule:exactly;vertical-align:middle"><span lang="EN-US"><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"> <v:stroke joinstyle="miter"/> <v:formulas> <v:f eqn="if lineDrawn pixelLineWidth 0"/> <v:f eqn="sum @0 1 0"/> <v:f eqn="sum 0 0 @1"/> <v:f eqn="prod @2 1 2"/> <v:f eqn="prod @3 21600 pixelWidth"/> <v:f eqn="prod @3 21600 pixelHeight"/> <v:f eqn="sum @0 0 1"/> <v:f eqn="prod @6 1 2"/> <v:f eqn="prod @7 21600 pixelWidth"/> <v:f eqn="sum @8 21600 0"/> <v:f eqn="prod @7 21600 pixelHeight"/> <v:f eqn="sum @10 21600 0"/> </v:formulas> <v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"/> <o:lock v:ext="edit" aspectratio="t"/> </v:shapetype><v:shape id="IM_x0020_1" o:spid="_x0000_i1028" type="#_x0000_t75" style='width:418.2pt;height:181.8pt;visibility:visible;mso-wrap-style:square'> <v:imagedata src="file:///C:\Users\SEEHOP~1\AppData\Local\Temp\msohtmlclip1\01\clip_image001.jpg" o:title=""/> </v:shape><![endif]--><!--[if !vml]--><img width="558" height="242" src="file:///C:/Users/SEEHOP~1/AppData/Local/Temp/msohtmlclip1/01/clip_image001.jpg" v:shapes="IM_x0020_1"><!--[endif]--><o:p></o:p></span></p> <p class="MsoNormal" style="line-height:132%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="margin-top:3.25pt;text-indent:22.05pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.4pt">在最上面一层是</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">N</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">u</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">rs</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">y</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">内存,一个对象被创建</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">以后首先被房到</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">N</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">ue</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">rs</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">r</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">y</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">中的</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">Eden</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">内</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> </div><p> <span lang="EN-US" style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif; mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA;mso-no-proof:yes"><br clear="all" style="page-break-before:always;mso-break-type:section-break"> </span> </p><div class="WordSection2"> <p class="MsoNormal" style="margin-top:2.75pt;text-indent:1.05pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.25pt">存中,如果存活周期超过两个</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.05pt">S</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">u</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.05pt">rviv</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">o</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.05pt">r</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.2pt">(生存周期</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.25pt">)</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.2pt">之后会被转移到</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt">O</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.05pt">l</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt">d Gene</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.05pt">r</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt">a</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.05pt">ti</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt">on </span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.2pt">中</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.25pt">。</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.35pt;margin-right:6.05pt;margin-bottom: 0cm;margin-left:.45pt;margin-bottom:.0001pt;text-indent:21.7pt;line-height: 123%"><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">永久内存中存放对象的方</span><span style="font-size:10.0pt; line-height:123%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">法</span><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">、</span><span style="font-size:10.0pt;line-height:123%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">变量等元数据信息</span><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">。</span><span style="font-size:10.0pt;line-height:123%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">永久内存不够就会出现</span><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt"> </span><span style="font-size:10.0pt;line-height:123%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">以下错误</span><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">:</span><span style="font-size:10.0pt;line-height:123%; font-family:宋体;mso-bidi-font-family:宋体"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">j</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">ava</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">.l</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">an</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">g</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">.</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">O</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">u</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">O</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">f</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.4pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">m</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">yE</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">rr</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">:</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">Pe</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">G</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">n</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.05pt;margin-right:3.1pt;margin-bottom: 0cm;margin-left:1.2pt;margin-bottom:.0001pt;text-indent:20.75pt;line-height: 122%"><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">但是在</span><span style="font-size:10.0pt;line-height: 122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">J</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">D</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">K1</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">.</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">8</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">中一般都不会得到这个错误,原因在于:</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">1</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">.8</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">中把存放元数据的永久内存</span><span style="font-size:10.0pt; line-height:122%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">从堆内存中已到了本地内存(</span> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">na</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">ti</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">v</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.4pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">m</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">ry</span><span style="font-size:10.0pt;line-height:122%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.5pt">)</span><span style="font-size: 10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">中</span><span style="letter-spacing:.5pt">,</span></span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">1</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">.</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">8</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">&nbsp; </span><span style="font-size: 10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .45pt">中</span><span style="font-size:10.0pt;line-height:122%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.25pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">J</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">V</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.4pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:122%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">&nbsp; </span><span style="font-size: 10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .45pt">内存结</span><span style="font-size:10.0pt;line-height:122%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">构变成了如下图</span><span style="font-size:10.0pt;line-height:122%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">:</span><span lang="EN-US" style="font-size:10.0pt; line-height:122%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.5pt;text-indent:.7pt;line-height:173.3pt; mso-line-height-rule:exactly;vertical-align:middle"><span lang="EN-US"><!--[if gte vml 1]><v:shape id="IM_x0020_2" o:spid="_x0000_i1027" type="#_x0000_t75" style='width:418.2pt; height:173.4pt;visibility:visible;mso-wrap-style:square'> <v:imagedata src="file:///C:\Users\SEEHOP~1\AppData\Local\Temp\msohtmlclip1\01\clip_image002.jpg" o:title=""/> </v:shape><![endif]--><!--[if !vml]--><img width="558" height="231" src="file:///C:/Users/SEEHOP~1/AppData/Local/Temp/msohtmlclip1/01/clip_image002.jpg" v:shapes="IM_x0020_2"><!--[endif]--><o:p></o:p></span></p> <p class="MsoNormal" style="line-height:181%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="margin-top:3.25pt;text-indent:1.15pt;line-height: 13.85pt;mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.5pt">这样永久内存就不占用堆</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.45pt">内存</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.5pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.45pt">可以通过自增长来避免永久内存错误</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.5pt">。</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:1.05pt;line-height:13.95pt;mso-line-height-rule: exactly"><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">-</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">XX</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">:</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">M</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">ax</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">M</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">as</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">p</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">aceS</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">i</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">ze=</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">128</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">m</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">这只最大的远内存空间</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">128</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">兆</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;text-indent:.7pt;line-height:13.95pt; mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">J</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">DK</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">1.8 </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">移除</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">P</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">er</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">mG</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">n</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">,取</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">而代之的是 </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">M</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">etaS</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">p</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">ace</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">源空间</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.5pt;margin-right:2.95pt;margin-bottom: 0cm;margin-left:.6pt;margin-bottom:.0001pt;text-indent:.8pt;line-height:120%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .75pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.45pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.45pt">aS</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .5pt">p</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.45pt">a</span></b><b><span lang="EN-US" style="font-size: 10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.4pt">c</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .45pt">e</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.85pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">垃圾回</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.5pt"> </span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .85pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">收</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.9pt">:</span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.8pt">对僵死的类及类加载器</span><span style="letter-spacing:.5pt"> </span><span style="letter-spacing:.8pt">的垃圾回</span><span style="letter-spacing: .5pt"> </span><span style="letter-spacing:.8pt">收机制昂在元数据使用达到</span> <span lang="EN-US" style="letter-spacing:.45pt">“</span></span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .4pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">x</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .4pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">aSpa</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">eS</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">i</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">z</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">”</span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">参数的设定值时运行</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">。</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:1.4pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">etaS</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">p</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">ace</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">监控:</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">元空间的使用情况可以在</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">H</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">o</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">Spo</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">t1</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">.</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">8 </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">的详细</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">G</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">C&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">日志输出中得到</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">。</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="line-height:127%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="margin-top:3.25pt;text-indent:1.2pt;line-height:95%"><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">更新</span><span style="font-size:10.0pt;line-height:95%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.1pt"> </span><b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">JD</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 95%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">K1.8</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:95%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.1pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">的原因</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">:</span><span lang="EN-US" style="font-size:10.0pt;line-height:95%; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.2pt;text-indent:22.45pt;line-height: 95%;mso-outline-level:2"><b><span lang="EN-US" style="font-size:10.0pt; line-height:95%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">1</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">.</span></b><span style="font-size:10.0pt;line-height:95%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">字符串存在永久代当中</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">容易出现性能问题和内</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">存溢出</span><span lang="EN-US" style="font-size:10.0pt;line-height:95%; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.3pt;margin-right:1.9pt;margin-bottom: 0cm;margin-left:1.15pt;margin-bottom:.0001pt;text-indent:20.95pt;line-height: 120%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.3pt">2</span></b><b><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">.</span></b><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">类及</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">方法的信息比较难确定其大小</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">因此对永久代的大小制定比较困难</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">太小容易出</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">现永久代溢出</span><span style="letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="letter-spacing:.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">太大则容易导</span><span style="letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">致老年代溢出</span><span style="letter-spacing:.55pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="text-indent:22.1pt;line-height:13.7pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">3</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">.</span></b><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">永久代会</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">为</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">G</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">C</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.4pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">带来不必要的复杂度</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.4pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">并且回收效率偏低</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:21.85pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">4</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">.</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">O</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">ac</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.1pt">l</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">e</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">可能会想</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">H</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">o</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">Spo</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">t</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">与</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">J</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">R</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">ock</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.1pt">it</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">合并</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">。</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.5pt;text-indent:1.35pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.05pt">5.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.05pt">&nbsp;&nbsp; </span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family: 宋体;color:blue;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing: .05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">如果叫你自己设计一个中间件</span><b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.05pt">,</span></b><span style="font-size:14.0pt;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: blue;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">你</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family: 宋体;color:blue;position:relative;top:-1.0pt;mso-text-raise:1.0pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">会如何设计</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt">?</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:8.2pt;text-indent:22.15pt;line-height: 94%"><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">我会从以下几</span><span style="font-size:10.0pt;line-height: 94%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">点方面考虑开发</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">:</span><span lang="EN-US" style="font-size:10.0pt; line-height:94%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.4pt;text-indent:22.45pt;line-height: 14.5pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">1</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">远</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">程过程调用</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.25pt;margin-right:3.1pt;margin-bottom: 0cm;margin-left:1.0pt;margin-bottom:.0001pt;text-indent:21.25pt;line-height: 120%"><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">2</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">面向消息</span><span style="font-size:10.0pt;line-height:120%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">:</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">利用搞笑的消息传递机制进行平台无关的数据交流</span><span style="font-size: 10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .45pt">,</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.35pt">并给予数据通信来</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.45pt">进行分布式系统的集成</span><span style="letter-spacing:.5pt">,</span><span style="letter-spacing:.45pt">有一下三个</span><span style="letter-spacing:.4pt">特点</span><span style="letter-spacing:.5pt">:</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="text-indent:169.35pt;line-height:14.0pt;mso-line-height-rule: exactly"><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">i)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">通讯程</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">序可以在不同的时间运行</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;margin-right:3.35pt;margin-bottom: 0cm;margin-left:190.15pt;margin-bottom:.0001pt;text-indent:-20.8pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.1pt">ii</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">通讯晨旭之家可以一对一、</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">一对多</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">、</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">多对一甚至是</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">上述多种方式的</span><span style="letter-spacing:.4pt">混合</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.45pt;margin-right:3.35pt;margin-bottom: 0cm;margin-left:190.5pt;margin-bottom:.0001pt;text-indent:-21.15pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">i</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">ii</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.8pt">程序将消息放入消息队列会从小吸毒列中取出消</span><span style="font-size: 10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.35pt">息来进行</span><span style="letter-spacing:.3pt">通讯</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.4pt;margin-right:4.25pt;margin-bottom: 0cm;margin-left:1.15pt;margin-bottom:.0001pt;text-indent:20.9pt;line-height: 125%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:125%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.35pt">3</span></b><b><span lang="EN-US" style="font-size:10.0pt; line-height:125%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">)</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:125%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:125%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.65pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">对象请求代理</span><span style="font-size:10.0pt;line-height:125%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.8pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">:</span><span style="font-size:10.0pt;line-height:125%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.65pt">提供不同形式的通讯</span><span style="font-size:10.0pt; line-height:125%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.6pt">服务包括同步</span><span style="font-size:10.0pt;line-height:125%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.8pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="font-size:10.0pt;line-height:125%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">排队</span><span style="font-size:10.0pt;line-height:125%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.8pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="font-size:10.0pt;line-height:125%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">订阅发布</span><span style="font-size:10.0pt;line-height:125%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.8pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="font-size:10.0pt;line-height:125%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">广播等</span><span style="font-size:10.0pt;line-height:125%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.8pt">。</span><span style="font-size: 10.0pt;line-height:125%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">可构筑各种</span><span style="letter-spacing:.4pt">框架如</span><span style="letter-spacing:.5pt">:</span><span style="letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">事物处理监控器</span><span style="letter-spacing:.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">分布数据访问</span><span style="letter-spacing:.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">对象事务管理器</span><span style="letter-spacing:.3pt"> </span></span><b><span lang="EN-US" style="font-size:10.0pt;line-height:125%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">O</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:125%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">T</span></b><b><span lang="EN-US" style="font-size: 10.0pt;line-height:125%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.35pt">M</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:125%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt"> </span><span style="font-size:10.0pt;line-height:125%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.4pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">等</span><span style="font-size:10.0pt;line-height:125%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">。</span><span lang="EN-US" style="font-size:10.0pt;line-height:125%; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> </div><p> <span lang="EN-US" style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif; mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA;mso-no-proof:yes"><br clear="all" style="page-break-before:always;mso-break-type:section-break"> </span> </p><div class="WordSection3"> <p class="MsoNormal" style="margin-top:2.9pt;text-indent:21.85pt;line-height: 14.5pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">4</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">事物处理监控有一下功</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">能</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.6pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">:</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.2pt;text-indent:43.15pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.25pt">a</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">进程管理</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.5pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.45pt">包括启动</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.25pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.2pt">s</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.25pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.2pt">rv</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.25pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.2pt">r</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.15pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.45pt">进程</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.5pt">、</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.45pt">分配任务</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.5pt">、</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.45pt">监控其执行并对负载进行平</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.4pt">衡</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:43.45pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">b</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">事务管理</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">保证在其监控下的事务处理的原子性</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">、</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">一致性</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">、</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">独立性和持久性</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;margin-right:0cm;margin-bottom:0cm; margin-left:64.05pt;margin-bottom:.0001pt;text-indent:-20.9pt;line-height:114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">c</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">通讯管理</span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">为</span><span style="font-size:10.0pt;line-height:114%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">c</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">li</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">en</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">t </span><span style="font-size:10.0pt;line-height:114%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.3pt">和</span><span style="font-size: 10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .2pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">server</span><span lang="EN-US" style="font-size: 10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">之间提供多种通讯机制</span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">包</span><span style="font-size:10.0pt;line-height:114%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">括请求响应</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">、</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">会话</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">、</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">排队</span><span style="letter-spacing:.5pt">、</span><span style="letter-spacing:.45pt">订阅发布和广播等</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:9.15pt;text-indent:1.25pt;line-height: 91%;mso-outline-level:2"><b><span lang="EN-US" style="font-size:14.0pt; line-height:91%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;letter-spacing:.05pt">6.</span></b><span lang="EN-US" style="font-size:14.0pt;line-height:91%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; letter-spacing:.05pt">&nbsp;&nbsp; </span><span style="font-size:14.0pt;line-height:91%;font-family:宋体;mso-bidi-font-family: 宋体;color:blue;letter-spacing:.05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: blue;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">什么是中</span><span style="font-size:14.0pt;line-height:91%;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">间件?</span><span lang="EN-US" style="font-size:14.0pt;line-height:91%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:8.45pt;margin-right:.85pt;margin-bottom: 0cm;margin-left:1.05pt;margin-bottom:.0001pt;text-indent:22.0pt;line-height: 120%"><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">中间件是处于操作系统和应用程序之间软件,使用时旺旺是一</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">组中间件集成在一起</span><span style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">构</span><span style="font-size:10.0pt;line-height:120%; font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.4pt">成一个平台(开发平台</span></span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">+</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.4pt">运行平台),在这组中间件</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">中必须要有一个通信中间件</span><span style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">即中间件</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">=</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">平台</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">+</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">通信。该定义也限定了只有勇于分布式</span><span style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">系统中才能称为中间件</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:22.15pt;line-height:94%"><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">主要分类</span><span style="font-size:10.0pt;line-height:94%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">:</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">远程过程调用</span><span style="font-size:10.0pt;line-height:94%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">面向消息的中间件</span><span style="font-size:10.0pt;line-height:94%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.6pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">对象请求代理</span><span style="font-size:10.0pt;line-height:94%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">、</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">事物处理监控</span><span style="font-size:10.0pt;line-height:94%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.55pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">。</span><span lang="EN-US" style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="line-height:138%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="line-height:138%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="margin-top:4.6pt;text-indent:1.25pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.05pt">7.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.05pt">&nbsp;&nbsp; <b>ThreadLock</b> </span><span style="font-size:14.0pt;font-family:宋体; mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: blue;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">用</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family: 宋体;color:blue;position:relative;top:-1.0pt;mso-text-raise:1.0pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">过没有</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt">,</span></b><span style="font-size:14.0pt;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">说说它的作用</span><b><span lang="EN-US" style="font-size:14.0pt;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; color:blue;position:relative;top:-1.0pt;mso-text-raise:1.0pt">?</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.4pt;margin-right:.65pt;margin-bottom: 0cm;margin-left:.75pt;margin-bottom:.0001pt;text-indent:21.0pt;line-height: 121%"><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">Th</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">ead</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">L</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">k</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:121%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.35pt">为本地线程,为每一个线程提供一个局部变</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">量</span><span style="font-size:10.0pt;line-height:121%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">也就是说只有当前线层可以</span><span style="font-size:10.0pt; line-height:121%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.5pt">访问</span><span style="letter-spacing:.55pt">,</span><span style="letter-spacing:.5pt">是线</span><span style="letter-spacing:.45pt">程安全的</span><span style="letter-spacing:.55pt">。</span><span style="letter-spacing:.45pt">原理</span><span style="letter-spacing:.55pt">:</span><span style="letter-spacing:.45pt">为每一个线程分配一个对象来工作</span><span style="letter-spacing:.55pt">,</span><span style="letter-spacing:.45pt">并不是由</span><span style="letter-spacing:.3pt"> </span></span><span lang="EN-US" style="font-size: 10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.25pt">Th</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">ead</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt"> L</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">k</span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt"> </span><span style="font-size:10.0pt;line-height:121%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.45pt">来</span><span style="font-size: 10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.8pt">完成的</span><span style="letter-spacing:.85pt">,</span><span style="letter-spacing:.8pt">而是需要在应用层面保证的</span><span style="letter-spacing: .85pt">,</span></span><b><span lang="EN-US" style="font-size:10.0pt;line-height: 121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.45pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.45pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .4pt">ad</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">L</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .4pt">o</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">c</span></b><b><span lang="EN-US" style="font-size: 10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.4pt">k</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt"> </span><span style="font-size:10.0pt;line-height:121%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.75pt">只是起到了一个容器的作用</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt"> </span><span style="font-size:10.0pt;line-height:121%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.85pt">。</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.75pt">原理为</span><span style="font-size:10.0pt;line-height: 121%;font-family:宋体;mso-bidi-font-family:宋体"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">Thread<span style="letter-spacing:-.05pt"> </span>Lock </span><span style="font-size:10.0pt; line-height:121%;font-family:宋体;mso-bidi-font-family:宋体">的 </span><span lang="EN-US" style="font-size:10.0pt;line-height:121%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">set()</span><span style="font-size:10.0pt;line-height:121%;font-family:宋体;mso-bidi-font-family: 宋体">跟 </span><span lang="EN-US" style="font-size:10.0pt;line-height:121%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">get()</span><span style="font-size:10.0pt;line-height:121%;font-family: 宋体;mso-bidi-font-family:宋体">方法<span style="letter-spacing:-.8pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:.95pt;text-indent:22.35pt;line-height: 95%"><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">实</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.25pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">现原理</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">:</span><span lang="EN-US" style="font-size:10.0pt;line-height:95%; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.2pt;text-indent:22.35pt;line-height: 14.5pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.25pt">pub</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">li</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.2pt">c</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.2pt">vo</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.1pt">i</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.2pt">d</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.15pt">&nbsp;<b>s</b></span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.1pt">t(</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.2pt">T</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">&nbsp;<b>v</b></span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.2pt">a</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.1pt">l</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.2pt">ue</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.1pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt">&nbsp;<b><span style="letter-spacing:.1pt">{</span></b></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:63.75pt;line-height: 15.6pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">r</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">ead</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">t</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">=</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">read</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">.</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.15pt">c</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">u</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">rr</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">en</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">Th</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">ead</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">();</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:63.75pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">r</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">ead</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">L</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.25pt">o</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">c</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">a</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">l</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.4pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">ap</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.4pt">m</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">ap</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">=</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">ge</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.35pt">M</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">ap</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.1pt">);</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:64.2pt;line-height:14.5pt; mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">i</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">f</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.15pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.35pt">m</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">a</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">p</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">&nbsp;<b>!</b></span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">=</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">nu</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.05pt">ll</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:85.35pt;line-height: 15.6pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.35pt">m</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.25pt">ap</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.15pt">.s</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.1pt">t(t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.2pt">h</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.1pt">i</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">s</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.1pt">,</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt">&nbsp;<b><span style="letter-spacing:.15pt">v</span><span style="letter-spacing:.2pt">a</span><span style="letter-spacing:.1pt">l</span><span style="letter-spacing:.2pt">ue</span><span style="letter-spacing:.1pt">);</span></b></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:64.05pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.05pt">ls</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.1pt">e</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:3.0cm;line-height:15.6pt; mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.2pt">crea</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.35pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.2pt">ap</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.1pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.1pt">,</span></b><span lang="EN-US" style="font-size:10.0pt; 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font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.25pt">pub</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">lic</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">T</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.15pt">ge</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.1pt">t()</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt">&nbsp;<b><span style="letter-spacing: .1pt">{</span></b></span><span lang="EN-US" style="font-size:10.0pt;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:63.75pt;line-height: 15.6pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">r</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; 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letter-spacing:.25pt">=</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">read</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">.</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.15pt">c</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">u</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">rr</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">en</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">Th</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">ead</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">();</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:63.75pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">Th</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">r</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.25pt">ead</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">L</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.25pt">o</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">c</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">a</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">l</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.4pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">ap</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.4pt">m</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; 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letter-spacing:.2pt">ge</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.35pt">M</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.2pt">ap</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; 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mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.1pt">ll)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt">&nbsp;<b><span style="letter-spacing:.1pt">{</span></b></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:84.75pt;line-height: 15.6pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.25pt">T</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.3pt">h</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.2pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.25pt">ea</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.3pt">d</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.25pt">L</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.3pt">o</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.25pt">ca</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.15pt">l</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.45pt">M</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.2pt">a</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.25pt">p</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.1pt">.</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.2pt">E</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.25pt">n</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.15pt">tr</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.2pt">y</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.2pt">e</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.2pt">=</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.35pt">m</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.2pt">a</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.25pt">p</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.1pt">.</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.2pt">ge</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.2pt">E</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.25pt">n</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.15pt">tr</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.2pt">y</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.15pt">(t</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.25pt">h</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt; letter-spacing:.1pt">i</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-3.0pt;mso-text-raise:3.0pt;letter-spacing:.15pt">s)</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-3.0pt;mso-text-raise: 3.0pt;letter-spacing:.1pt">;</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:85.2pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.1pt">i</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">f</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.15pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.2pt">e</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">!=</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">nu</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:.05pt">ll</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.1pt">)</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:106.35pt;line-height: 15.6pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.1pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">u</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.1pt">r</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.15pt">n</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.1pt">&nbsp;<b>(</b></span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">T</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.1pt">)</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.05pt">.</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.1pt">v</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">a</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.05pt">l</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.15pt">ue</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.05pt">;</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:64.2pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.5pt;mso-text-raise:1.5pt">}</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:64.35pt;line-height: 15.6pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.2pt">u</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">r</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.2pt">n</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.15pt">s</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.2pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">t</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.05pt">I</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">n</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.05pt">i</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.1pt">t</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.05pt">i</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">a</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.05pt">l</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.2pt">V</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.15pt">a</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt; letter-spacing:.05pt">l</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.5pt;mso-text-raise:2.5pt;letter-spacing:.15pt">ue</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.5pt;mso-text-raise: 2.5pt;letter-spacing:.1pt">();</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:43.2pt;line-height:14.5pt;mso-line-height-rule: exactly"><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.5pt;mso-text-raise:1.5pt">}</span></b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.6pt;text-indent:1.1pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">8.</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.05pt">&nbsp;</span><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">&nbsp; <b>Hashcode</b></span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">(<span style="letter-spacing:-1.4pt">)</span>和</span><span style="font-size:14.0pt; font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">&nbsp;</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">equals</span></b><span style="font-size:14.0pt; font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: blue;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">(<span style="letter-spacing:-1.4pt">)</span>和</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">==</span></b><span style="font-size:14.0pt;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">区别</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt">?</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.45pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">1</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .2pt">h</span><span style="letter-spacing:.15pt">as</span><span style="letter-spacing:.2pt">h</span><span style="letter-spacing:.15pt">c</span><span style="letter-spacing:.2pt">ode</span><span style="letter-spacing:.1pt">()</span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">方法跟</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">equ</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">a</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">s</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">)</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">在</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">j</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">ava </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">中都是判断两个对象是否相等</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;margin-right:.75pt;margin-bottom: 0cm;margin-left:43.0pt;margin-bottom:.0001pt;text-indent:-20.65pt;line-height: 120%"><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.25pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.4pt">2</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.65pt">两个对象相同</span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.75pt">,</span><span style="font-size:10.0pt;line-height: 120%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.65pt">则</span><span style="letter-spacing:.4pt"> </span></span><span lang="EN-US" style="font-size: 10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.4pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">s</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">c</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">od</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.6pt">至一定要相同</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt"> </span><span style="font-size:10.0pt;line-height:120%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.75pt">,</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.6pt">即对象相同</span><span style="letter-spacing: .4pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">----</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">&gt;</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.6pt">成员变量相同</span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">---</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">-</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">&gt;</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">h</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">s</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">h</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">od</span><span lang="EN-US" style="font-size:10.0pt;line-height:120%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span style="font-size:10.0pt;line-height:120%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">值一定相同</span><span lang="EN-US" style="font-size:10.0pt; line-height:120%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:22.35pt;line-height:14.0pt;mso-line-height-rule: exactly"><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">3</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.35pt">两个对象的</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">ha</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">s</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">h</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">c</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">ode</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">值相同,对象不一定相等。总结:</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">equa</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">s</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">相等则</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">ha</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">s</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">h</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">c</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">ode</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">一</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> </div><p> <span lang="EN-US" style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif; mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA;mso-no-proof:yes"><br clear="all" style="page-break-before:always;mso-break-type:section-break"> </span> </p><div class="WordSection4"> <p class="MsoNormal" style="margin-top:2.75pt;text-indent:43.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt">定相</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.4pt">等</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.55pt">,</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">h</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">as</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">h</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">ode</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">相等</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">,</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">equ</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">s </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">不一定相等</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">。</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">4</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .25pt">==</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">比</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">较的是两个引用在内存中指向的是不是同一对象(即同一内存空间</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.85pt;text-indent:1.15pt;line-height: 19.5pt;mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:.05pt">9.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:.05pt">&nbsp;&nbsp; <b>mysql</b> </span><span style="font-size:14.0pt;font-family:宋体; mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: blue;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">数据库中</span><b><span lang="EN-US" style="font-size:14.0pt;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing: .05pt">,</span></b><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family: 宋体;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing: .05pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">什么情况下设置了索引</span><span style="font-size:14.0pt;font-family:宋体; mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">但无法使用</span><b><span lang="EN-US" style="font-size:14.0pt;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt">?</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.45pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">1</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">索引的作用</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">:在数据库表中对字段建立索引可</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">以大大提高查询速度</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">。</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.5pt;text-indent:22.35pt;line-height: 14.5pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">2</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; <b><span style="letter-spacing: .35pt">M</span><span style="letter-spacing:.2pt">ys</span><span style="letter-spacing:.25pt">q</span><span style="letter-spacing:.15pt">l</span></b><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">索引</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">类型</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">:</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.2pt;text-indent:106.15pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.35pt">a</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.25pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.7pt">普</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.65pt">通索引</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;margin-right:4.45pt;margin-bottom: 0cm;margin-left:127.8pt;margin-bottom:.0001pt;text-indent:-21.35pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">b</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">唯一索引</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">:</span><span style="font-size:10.0pt;line-height:114%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">唯一索引列的值必须唯一允许</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">有空值</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">如果是组合索</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.4pt">引</span><span style="letter-spacing:.45pt">,</span><span style="letter-spacing:.4pt">则</span><span style="letter-spacing:.35pt">列值的组合必须唯一</span><span style="letter-spacing:.45pt">:</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.3pt;margin-right:9.35pt;margin-bottom: 0cm;margin-left:127.05pt;margin-bottom:.0001pt;text-indent:.1pt;line-height: 123%"><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.25pt">CREATE</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">UN</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">I</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">QU</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">E</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> I</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">N</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">D</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">EX</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">i</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">nde</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">x</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">N</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">ON</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">m</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">y</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">ab</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">u</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">s</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">na</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">m</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">(l</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">eng</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">))</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"> <span style="letter-spacing:.2pt">--</span><span style="letter-spacing:.15pt">&nbsp; </span></span><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">修改</span><span style="font-size:10.0pt;line-height: 123%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">表结构</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:0cm;margin-right:14.15pt;margin-bottom: 0cm;margin-left:127.0pt;margin-bottom:.0001pt;text-indent:-.15pt;line-height: 123%"><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.3pt">A</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">L</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">TER</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">yt</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">ab</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">l</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">ADD</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">UN</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">I</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">Q</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">U</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">E</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">[i</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">nde</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">x</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">N</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">]</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">ON</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">(</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">u</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">s</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">na</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">(l</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">eng</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt; line-height:123%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">))</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"> <span style="letter-spacing:.2pt">--</span><span style="letter-spacing: .15pt">&nbsp; </span></span><span style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">创建表的时候</span><span style="font-size:10.0pt;line-height: 123%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">直接指定</span><span lang="EN-US" style="font-size:10.0pt;line-height:123%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.1pt;margin-right:0cm;margin-bottom:0cm; margin-left:127.5pt;margin-bottom:.0001pt;text-indent:-.35pt;line-height:127%"><span lang="EN-US" style="font-size:10.0pt;line-height:127%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">CR</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">E</span><span lang="EN-US" style="font-size:10.0pt; line-height:127%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">A</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">TE</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:127%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">T</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">AB</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">LE</span><span lang="EN-US" style="font-size:10.0pt; line-height:127%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:127%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">y</span><span lang="EN-US" style="font-size:10.0pt; line-height:127%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">b</span><span lang="EN-US" style="font-size:10.0pt; line-height:127%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:127%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:127%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri"> <span style="letter-spacing:.15pt">I</span><span style="letter-spacing:.2pt">D</span><span style="letter-spacing:.1pt"> I</span><span style="letter-spacing:.25pt">N</span><span style="letter-spacing:.15pt">T</span><span style="letter-spacing:.1pt"> </span><span style="letter-spacing:.25pt">NO</span><span style="letter-spacing:.15pt">T</span><span style="letter-spacing:.1pt"> </span><span style="letter-spacing:.25pt">NU</span><span style="letter-spacing:.15pt">LL</span><span style="letter-spacing:.1pt">,</span>&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.2pt">u</span><span style="letter-spacing:.15pt">se</span><span style="letter-spacing:.1pt">r</span><span style="letter-spacing:.2pt">n</span><span style="letter-spacing:.15pt">a</span><span style="letter-spacing:.3pt">m</span><span style="letter-spacing:.15pt">e</span><span style="letter-spacing:.1pt"> </span><span style="letter-spacing:.2pt">VARCHAR</span><span style="letter-spacing:.1pt">(</span> <span style="letter-spacing:.2pt">16</span><span style="letter-spacing:.1pt">)</span> <span style="letter-spacing:.35pt">NO</span><span style="letter-spacing:.25pt">T</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.35pt">NU</span><span style="letter-spacing:.25pt">LL</span><span style="letter-spacing:.15pt">,</span> <span style="letter-spacing:.35pt">UN</span><span style="letter-spacing:.1pt">I</span><span style="letter-spacing:.3pt">QU</span><span style="letter-spacing:.2pt">E</span><span style="letter-spacing:.15pt"> [</span><span style="letter-spacing:.1pt">i</span><span style="letter-spacing:.25pt">nd</span><span style="letter-spacing:.2pt">ex</span><span style="letter-spacing:.3pt">N</span><span style="letter-spacing:.2pt">a</span><span style="letter-spacing:.35pt">m</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt">] (</span><span style="letter-spacing:.25pt">u</span><span style="letter-spacing:.15pt">s</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt">r</span><span style="letter-spacing:.25pt">n</span><span style="letter-spacing:.2pt">a</span><span style="letter-spacing:.35pt">m</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt">(</span><span style="letter-spacing:.1pt">l</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.25pt">n</span><span style="letter-spacing:.2pt">g</span><span style="letter-spacing:.15pt">t</span><span style="letter-spacing:.25pt">h</span><span style="letter-spacing:.15pt">))</span>&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.15pt">)</span><span style="letter-spacing: .1pt">;</span><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.1pt;margin-right:4.35pt;margin-bottom: 0cm;margin-left:127.95pt;margin-bottom:.0001pt;text-indent:-21.8pt;line-height: 119%"><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:119%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">主键索引</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">:</span><span style="font-size:10.0pt;line-height:119%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">一种特殊的唯一索引</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:119%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">不允许有空值</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:119%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">一般在创建表</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.35pt">的</span><span style="letter-spacing: .3pt">时候创建主键索引</span><span style="letter-spacing:.4pt">:</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="text-indent:127.15pt;line-height:14.0pt;mso-line-height-rule: exactly"><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">CRE</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.25pt">A</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">TE</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">&nbsp; </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">T</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.25pt">AB</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.2pt">LE</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.1pt">&nbsp;&nbsp; </span><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt; letter-spacing:.3pt">m</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">y</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">ab</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-2.0pt;mso-text-raise: 2.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-2.0pt;mso-text-raise:2.0pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.1pt">I</span><span style="letter-spacing:.25pt">D</span><span style="letter-spacing:.1pt">&nbsp;&nbsp; I</span><span style="letter-spacing:.25pt">N</span><span style="letter-spacing:.2pt">T</span><span style="letter-spacing:.1pt">&nbsp;&nbsp; </span><span style="letter-spacing:.25pt">N</span><span style="letter-spacing:.2pt">O</span><span style="letter-spacing:.15pt">T</span><span style="letter-spacing:.1pt">&nbsp;&nbsp; </span><span style="letter-spacing:.2pt">NU</span><span style="letter-spacing:.15pt">LL</span><span style="letter-spacing:.05pt">,</span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.15pt">u</span><span style="letter-spacing:.1pt">s</span><span style="letter-spacing:.15pt">e</span><span style="letter-spacing:.1pt">r</span><span style="letter-spacing:.15pt">na</span><span style="letter-spacing:.25pt">m</span><span style="letter-spacing:.15pt">e</span></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:126.85pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.25pt">VARC</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.3pt">H</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.25pt">AR</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.25pt">16</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt">&nbsp;<span style="letter-spacing:.25pt">NO</span><span style="letter-spacing:.2pt">T</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.25pt">NU</span><span style="letter-spacing:.15pt">LL</span><span style="letter-spacing:.1pt">,</span>&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.2pt">PR</span><span style="letter-spacing:.1pt">I</span><span style="letter-spacing:.35pt">M</span><span style="letter-spacing:.2pt">ARY</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.2pt">KEY</span><span style="letter-spacing:.1pt">(</span> <span style="letter-spacing:.1pt">I</span><span style="letter-spacing:.25pt">D</span><span style="letter-spacing:.1pt">)</span>&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.1pt">);</span></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.8pt;margin-right:3.1pt;margin-bottom: 0cm;margin-left:126.8pt;margin-bottom:.0001pt;text-indent:-20.65pt;line-height: 126%"><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.25pt">d</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:126%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">组合索引:</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">CRE</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">A</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">TE</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:126%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">T</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">A</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">B</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">L</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">E</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:126%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.35pt">m</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">y</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">t</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">ab</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">l</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:126%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:126%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.15pt">I</span><span style="letter-spacing:.25pt">D</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.1pt">I</span><span style="letter-spacing:.25pt">N</span><span style="letter-spacing:.2pt">T</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.25pt">NO</span><span style="letter-spacing:.2pt">T</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.25pt">NU</span><span style="letter-spacing:.15pt">LL</span><span style="letter-spacing:.1pt">,</span>&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.2pt">u</span><span style="letter-spacing:.15pt">s</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt">r</span><span style="letter-spacing:.2pt">na</span><span style="letter-spacing:.3pt">m</span><span style="letter-spacing:.2pt">e</span> <span style="letter-spacing:.4pt">VAR</span><span style="letter-spacing:.35pt">C</span><span style="letter-spacing:.45pt">H</span><span style="letter-spacing:.4pt">AR</span><span style="letter-spacing:.25pt">(</span><span style="letter-spacing:.35pt">16</span><span style="letter-spacing:.25pt">)</span> <span style="letter-spacing:.45pt">NO</span><span style="letter-spacing:.35pt">T</span><span style="letter-spacing:.2pt"> </span><span style="letter-spacing:.45pt">NU</span><span style="letter-spacing:.3pt">LL</span><span style="letter-spacing:.15pt">,</span>&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.25pt">c</span><span style="letter-spacing:.15pt">i</span><span style="letter-spacing:.2pt">t</span><span style="letter-spacing:.25pt">y</span><span style="letter-spacing:.2pt"> </span><span style="letter-spacing:.35pt">VAR</span><span style="letter-spacing:.3pt">C</span><span style="letter-spacing:.4pt">H</span><span style="letter-spacing:.35pt">AR</span><span style="letter-spacing:.2pt">(</span><span style="letter-spacing:.3pt">50</span><span style="letter-spacing:.2pt">)</span> <span style="letter-spacing:.4pt">NO</span><span style="letter-spacing:.3pt">T</span><span style="letter-spacing:.2pt"> </span><span style="letter-spacing:.4pt">NU</span><span style="letter-spacing:.25pt">LL</span><span style="letter-spacing:.15pt">,</span>&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.3pt">age</span><span style="letter-spacing: .2pt"> </span><span style="letter-spacing:.15pt">I</span><span style="letter-spacing:.4pt">N</span><span style="letter-spacing:.3pt">T</span> <span style="letter-spacing:.3pt">NO</span><span style="letter-spacing:.25pt">T</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.3pt">NU</span><span style="letter-spacing:.2pt">L</span><span style="letter-spacing:.15pt">L&nbsp;&nbsp; </span><span style="letter-spacing:.1pt">);</span><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;margin-right:4.35pt;margin-bottom: 0cm;margin-left:127.0pt;margin-bottom:.0001pt;text-indent:.2pt;line-height: 111%"><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">为了进一步榨取</span><span style="font-size:10.0pt; line-height:111%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:111%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .4pt">M</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">yS</span><span lang="EN-US" style="font-size:10.0pt; line-height:111%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">Q</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">L </span><span style="font-size:10.0pt;line-height:111%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.45pt">的效率</span><span style="font-size: 10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .55pt">,</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.45pt">就要考虑建立组合索引</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.55pt">。</span><span style="font-size:10.0pt;line-height: 111%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">就是</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.45pt">将</span><span style="letter-spacing: .25pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height: 111%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">na</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .35pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:111%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">,</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"> <span style="letter-spacing:.2pt">c</span><span style="letter-spacing:.15pt">i</span><span style="letter-spacing:.2pt">t</span><span style="letter-spacing:.25pt">y</span><span style="letter-spacing:.15pt">,</span> <span style="letter-spacing:.25pt">age</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt; line-height:111%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">建到一个索</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">引里</span><span style="font-size:10.0pt;line-height: 111%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.5pt">:</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">代码如下</span><span lang="EN-US" style="font-size:10.0pt; line-height:111%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">:</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.4pt;margin-right:78.7pt;margin-bottom: 0cm;margin-left:127.35pt;margin-bottom:.0001pt;text-indent:-.5pt;line-height: 128%"><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.25pt">A</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">LTE</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">R</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">T</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">AB</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">LE</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">&nbsp;&nbsp;&nbsp; </span><span lang="EN-US" style="font-size: 10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.35pt">m</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">y</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">b</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.25pt">AD</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">D</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> I</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">ND</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">E</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">X</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">n</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">m</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">e_c</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">i</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt; line-height:128%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">y_age</span><span lang="EN-US" style="font-size:10.0pt;line-height:128%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"> <span style="letter-spacing:.05pt">(nam</span>e( 10),city,age);<o:p></o:p></span></p> <p class="MsoNormal" style="text-indent:22.35pt;line-height:13.95pt;mso-line-height-rule: exactly"><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">3</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.45pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">什么情况下有索引</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">但用不上?</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.55pt;margin-right:4.15pt;margin-bottom: 0cm;margin-left:127.25pt;margin-bottom:.0001pt;text-indent:-21.1pt;line-height: 109%"><span lang="EN-US" style="font-size:10.0pt;line-height:109%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:109%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:109%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:109%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">如果条件中有</span><span style="font-size:10.0pt;line-height:109%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt"> </span><b><span lang="EN-US" style="font-size:10.0pt; line-height:109%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">OR</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:109%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span style="font-size:10.0pt;line-height:109%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.4pt">,即使其中有</span><span style="font-size:10.0pt;line-height:109%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">部分条件带索引也不会使用</span><span style="font-size:10.0pt; line-height:109%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">。</span><span style="font-size:10.0pt;line-height:109%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">注</span><span style="font-size:10.0pt;line-height:109%;font-family: 宋体;mso-bidi-font-family:宋体"> 意<span style="letter-spacing:-1.2pt">:</span>要想使用<span style="letter-spacing:-.05pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height:109%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">or </span><span style="font-size:10.0pt;line-height:109%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:-1.2pt">,</span><span style="font-size:10.0pt;line-height: 109%;font-family:宋体;mso-bidi-font-family:宋体">又想让索引生效<span style="letter-spacing: -1.2pt">,</span>只能将 </span><span lang="EN-US" style="font-size:10.0pt;line-height: 109%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri">or </span><span style="font-size:10.0pt; line-height:109%;font-family:宋体;mso-bidi-font-family:宋体">条件中的每个</span><span lang="EN-US" style="font-size:10.0pt;line-height:109%;position:relative; top:4.0pt;mso-text-raise:-4.0pt"><a href="https://www.baidu.com/s?wd=%E5%88%97%E9%83%BD&amp;tn=24004469_oem_dg&amp;rsv_dl=gh_pl_sl_csd"><span style="color: windowtext;"><!--[if gte vml 1]><v:shape id="IM_x0020_3" o:spid="_x0000_i1026" type="#_x0000_t75" style='width:10.8pt; height:15.6pt;visibility:visible;mso-wrap-style:square'> <v:imagedata src="file:///C:\Users\SEEHOP~1\AppData\Local\Temp\msohtmlclip1\01\clip_image003.png" o:title=""/> </v:shape><![endif]--><!--[if !vml]--><img border="0" width="14" height="21" src="file:///C:/Users/SEEHOP~1/AppData/Local/Temp/msohtmlclip1/01/clip_image004.gif" v:shapes="IM_x0020_3"><!--[endif]--></span><span lang="EN-US" style="font-family: 宋体; color: windowtext; position: relative; top: 0pt;"><span lang="EN-US">列</span></span></a></span><span lang="EN-US" style="font-size:10.0pt;line-height:109%;font-family:宋体;mso-bidi-font-family: 宋体">&nbsp;</span><span style="font-size:10.0pt; line-height:109%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">都加上索引</span><span style="font-size:10.0pt;line-height:109%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">。</span><span lang="EN-US" style="font-size:10.0pt; line-height:109%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.55pt;text-indent:106.45pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">b</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.5pt">对于多了索引</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.55pt">,</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">不是使用的第一部分</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.55pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.5pt">则不会使用索</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt">引</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.55pt">。</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:106.15pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.2pt">L</span><span style="letter-spacing:.15pt">i</span><span style="letter-spacing:.2pt">k</span><span style="letter-spacing:.25pt">e</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.45pt">查询以</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.3pt">%</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.45pt">开</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.4pt">头</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.45pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.4pt">不使用索引</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.55pt;margin-right:4.45pt;margin-bottom: 0cm;margin-left:127.1pt;margin-bottom:.0001pt;text-indent:-20.95pt;line-height: 116%"><span lang="EN-US" style="font-size:10.0pt;line-height:116%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">d</span><span lang="EN-US" style="font-size:10.0pt; line-height:116%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:116%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:116%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">存在索引列的数据类型隐形转换</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:116%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">则用不上索引</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:116%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">比如列</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">类型是</span><span style="font-size:10.0pt;line-height: 116%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.6pt">字符串</span><span style="letter-spacing:.65pt">,</span><span style="letter-spacing:.6pt">那一定要在条件中将数据使用引号引用起来</span></span><span lang="EN-US" style="font-size:10.0pt;line-height:116%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">,</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.55pt">否则不使</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.35pt">用</span><span style="letter-spacing: .3pt">索引</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.5pt;text-indent:106.15pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.3pt">e</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt">&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.5pt">W</span><span style="letter-spacing:.3pt">he</span><span style="letter-spacing:.2pt">r</span><span style="letter-spacing:.3pt">e</span><span style="letter-spacing:.15pt">&nbsp; </span></span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.55pt">子句里对索引列上有数学运</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.5pt">算</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.6pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.5pt">用不上索引</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:105.85pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">f)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .5pt">W</span><span style="letter-spacing:.3pt">he</span><span style="letter-spacing:.2pt">r</span><span style="letter-spacing:.3pt">e</span><span style="letter-spacing:.15pt">&nbsp; </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">子句中对索引列使用函数</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.6pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">用不</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">上索引</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:105.95pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">g</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.4pt">M</span><span style="letter-spacing:.25pt">y</span><span style="letter-spacing:.2pt">s</span><span style="letter-spacing:.25pt">q</span><span style="letter-spacing:.15pt">l </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">估计使用全表扫描要比用索引快</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">不使</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">用索引</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.45pt;text-indent:22.2pt;line-height: 14.55pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.2pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">4</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">什么情况下不推荐使用索引?</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.2pt;text-indent:106.15pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.3pt">a</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.6pt">数</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.55pt">据唯一性差的字段不要使用索引</span><span lang="EN-US" style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:106.45pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">b</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.55pt">频</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.5pt">繁更新的字段不要使用索引</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;margin-right:4.2pt;margin-bottom: 0cm;margin-left:127.55pt;margin-bottom:.0001pt;text-indent:-21.4pt;line-height: 119%"><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:119%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.45pt">字段不在</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">w</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">he</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">r</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span style="font-size:10.0pt;line-height:119%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.45pt">语句中出现时不要添加索引,如果</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.35pt">w</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">h</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">e</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt"> </span><span style="font-size:10.0pt;line-height: 119%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">后含</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">I</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">S</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">NU</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">LL/</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> I</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">S</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">NO</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">T </span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">NU</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">LL/ L</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.05pt">I</span><span lang="EN-US" style="font-size:10.0pt; line-height:119%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">KE </span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">‘</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">%</span><span style="font-size:10.0pt;line-height: 119%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">输入符</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">%</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.05pt">’</span><span style="font-size:10.0pt;line-height: 119%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">等条件</span><span style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">,</span><span style="font-size:10.0pt;line-height:119%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">不要使用索引</span><span lang="EN-US" style="font-size:10.0pt;line-height:119%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.05pt;text-indent:106.15pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">d</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.35pt">W</span><span style="letter-spacing:.2pt">he</span><span style="letter-spacing:.15pt">r</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">子句里对索引使用不等于(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">&lt;&gt;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.45pt">),</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.35pt">不建议使用索引</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.35pt">效果</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> </div><p> <span lang="EN-US" style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif; mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA;mso-no-proof:yes"><br clear="all" style="page-break-before:always;mso-break-type:section-break"> </span> </p><div class="WordSection5"> <p class="MsoNormal" style="margin-top:3.0pt;text-indent:127.25pt;line-height: 95%"><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt">一般</span><span lang="EN-US" style="font-size:10.0pt; line-height:95%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.65pt;text-indent:1.7pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">10.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.15pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">m</span></b><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">ysql</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.15pt">&nbsp;</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">优化会不会</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">,mycat</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.15pt">&nbsp;</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">分库</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">,</span></b><span style="font-size:14.0pt;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">垂直分库</span><b><span lang="EN-US" style="font-size:14.0pt;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt">,</span></b><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">水平分库</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">?</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.45pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">1</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.5pt">为</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.45pt">查询缓存优化你的查询</span><span lang="EN-US" style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">2</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .25pt">E</span><span style="letter-spacing:.3pt">XP</span><span style="letter-spacing:.25pt">L</span><span style="letter-spacing:.3pt">A</span><span style="letter-spacing:.15pt">I</span><span style="letter-spacing:.35pt">N</span><span style="letter-spacing:.15pt"> </span><span style="letter-spacing:.2pt">s</span><span style="letter-spacing:.25pt">e</span><span style="letter-spacing:.15pt">l</span><span style="letter-spacing:.25pt">ec</span><span style="letter-spacing:.2pt">t</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.5pt">查询</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.55pt">:</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">ex</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">p</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">l</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">a</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">i</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">n</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.5pt">的查询结</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt">果会告诉你索引主键是如何被利用的</span><span lang="EN-US" style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">3</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">只需要一行数</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.25pt">据时使用</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">li</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">m</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">i</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">t1</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">4</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.45pt">为搜索字段添加索引</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">5</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.5pt">在关联表的时候使用相</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">当类型的例</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">并将其索引</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">6</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.25pt">千万不要</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">ORDER BY RAND</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">()</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">(7)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.1pt">避免</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">selec</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">t*</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">8</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.25pt">永远为每张表设置一个</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">I</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">D</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">(9)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.05pt">使用 </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">ENUM </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">而不是 </span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">V</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">ARCHAR</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">10</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.2pt">从</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">PRO</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">C</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">E</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">DUR</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">E</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;ANA</span><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.05pt">LYS()</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">提取建议</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">11</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.35pt">尽可能的</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">使用</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">NO</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">T</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">NU</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">LL</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">12</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;<span style="letter-spacing:.15pt">J</span><span style="letter-spacing:.2pt">ava</span><span style="letter-spacing:.1pt"> </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.35pt">中使</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">用</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">P</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">r</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">epa</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">r</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">ed</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">S</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">a</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">t</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">m</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">en</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">ts</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">13</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">无缓冲的查询</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">14</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.25pt">把</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">I</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">P </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">地址存成</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">UNS</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">I</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">GNED </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">I</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">NT</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">15</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">固定表的长度</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;margin-right:3.4pt;margin-bottom: 0cm;margin-left:43.85pt;margin-bottom:.0001pt;text-indent:-21.5pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">16</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"> </span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">垂直分库</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">:</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">“</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">垂直分割<span lang="EN-US">”</span>是一种把数据库中的表按列变成几张表的方法</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">,</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">这</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">样可以</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">降低表的复杂度和字段的</span><span style="letter-spacing:.4pt">数目</span><span style="letter-spacing:.45pt">,</span><span style="letter-spacing:.4pt">从而达到优化的目的</span><span style="letter-spacing:.45pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.5pt;margin-right:3.4pt;margin-bottom: 0cm;margin-left:43.85pt;margin-bottom:.0001pt;text-indent:-21.5pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">17</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">&nbsp; </span><span style="font-size: 10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .35pt">水平分库</span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">:</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">“</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">水平分割<span lang="EN-US">”</span>是一种把数据库中的表按行变成</span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">几张表的方法</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:114%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">这样可以</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.45pt">降低表的复杂度和字段的</span><span style="letter-spacing:.4pt">数目</span><span style="letter-spacing:.45pt">,</span><span style="letter-spacing:.4pt">从而达到优化的目的</span><span style="letter-spacing:.45pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.55pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">18</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.6pt">越小的列会越快</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">19</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.6pt">选择正确的存储引擎</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">20</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.6pt">使用一</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.55pt">个对象关系映射器</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">21</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">小心永久链接</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">22</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.25pt">拆分大的</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">D</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">EL</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">ETE </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">活</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">I</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">N</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">SERT </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体; position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">语句</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.9pt;text-indent:1.7pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:-.05pt">11.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:-.45pt">&nbsp;</span><span style="font-size:14.0pt; font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:-.05pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">分</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.0pt;mso-text-raise:1.0pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">布式事务解决方案</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.0pt; mso-text-raise:1.0pt">?</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.3pt;text-indent:22.2pt;line-height:14.5pt; mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">1</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">什么是分</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">布式事务?</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.0pt;text-indent:85.15pt;line-height: 94%"><span lang="EN-US" style="font-size:10.0pt;line-height:94%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">a</span><span lang="EN-US" style="font-size:10.0pt;line-height:94%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">.</span><span lang="EN-US" style="font-size:10.0pt; line-height:94%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:94%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">什么情况下需</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">要用到分布式事务?</span><span lang="EN-US" style="font-size: 10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;margin-right:0cm;margin-bottom:0cm; margin-left:127.05pt;margin-bottom:.0001pt;text-indent:-20.9pt;line-height: 115%"><span lang="EN-US" style="font-size:10.0pt;line-height:115%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.1pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:115%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:115%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:115%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.05pt">当本地数据库断电</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">、</span><span style="font-size:10.0pt;line-height:115%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.05pt">机器宕机</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">、</span><span style="font-size:10.0pt;line-height:115%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.05pt">网络异常</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">、</span><span style="font-size:10.0pt;line-height:115%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.05pt">消息丢失</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">、</span><span style="font-size:10.0pt;line-height:115%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.05pt">消息乱序</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">、</span><span style="font-size:10.0pt;line-height:115%; font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.25pt">数据错误、不可靠</span><span style="letter-spacing:.15pt"> </span></span><span lang="EN-US" style="font-size: 10.0pt;line-height:115%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.1pt">TCP </span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt">、</span><span style="font-size:10.0pt;line-height: 115%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt">存储数据丢失</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt">、</span><span style="font-size:10.0pt;line-height: 115%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt">其他异常等需要用到分</span><span style="font-size:10.0pt;line-height:115%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.35pt">布</span><span style="letter-spacing: .3pt">式事务</span><span style="letter-spacing:.4pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.65pt;margin-right:1.25pt;margin-bottom: 0cm;margin-left:127.0pt;margin-bottom:.0001pt;text-indent:-20.55pt;line-height: 117%"><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.3pt">b</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.55pt">例如:</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.55pt">当本地事务数据库断电的这</span><span style="letter-spacing:.5pt">种秦光</span><span style="letter-spacing:.55pt">,</span><span style="letter-spacing:.5pt">如何保证数据一致</span> <span style="letter-spacing:.75pt">性</span><span style="letter-spacing:.7pt">?数据库由连个文件组成的</span><span style="letter-spacing: .8pt">,</span><span style="letter-spacing:.7pt">一个数据库文件和一个日志文</span> <span style="letter-spacing:.35pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">件,</span><span style="letter-spacing:.35pt">数据库任何写入操</span><span style="letter-spacing:.3pt">作都要先写日志</span><span style="letter-spacing:.35pt">,</span><span style="letter-spacing:.3pt">在操作前会吧日志文件</span> <span style="letter-spacing:.35pt">写入磁盘,那么</span><span style="letter-spacing: .3pt">断电的时候及时才做没有完成</span><span style="letter-spacing:.35pt">,</span><span style="letter-spacing:.3pt">在重启数据库的</span> <span style="letter-spacing:.25pt">时候,数据库会根据当前数</span><span style="letter-spacing:.2pt">据情况进行</span><span style="letter-spacing:.15pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">undo </span><span style="font-size:10.0pt;line-height:117%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt">回滚活</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">r</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">edo </span><span style="font-size:10.0pt;line-height:117%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt">前滚</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt">,</span><span style="font-size:10.0pt;line-height: 117%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">保证了数</span><span style="letter-spacing:.4pt">据的强一致性</span><span style="letter-spacing:.45pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.55pt;margin-right:3.3pt;margin-bottom: 0cm;margin-left:127.1pt;margin-bottom:.0001pt;text-indent:-20.95pt;line-height: 117%"><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">分布式理论</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">:</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">当单个数据库性能产生瓶颈的时候</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">可能会对数据</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.35pt">库进行分区(物</span><span style="letter-spacing: .3pt">理分区</span><span style="letter-spacing:.35pt">),</span><span style="letter-spacing:.3pt">分区之后不同的数据库不同的服务器</span> <span style="letter-spacing: .4pt">上</span><span lang="EN-US" style="letter-spacing:.3pt">&nbsp; </span><span style="letter-spacing:.5pt">,</span><span style="letter-spacing:.4pt">此时单个数据库的</span><span style="letter-spacing:.3pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">AC</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">I</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">D</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt"> </span><span style="font-size:10.0pt;line-height:117%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.4pt">不适应这种清苦啊</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.5pt">,</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">在此集群环</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.45pt">境下很难达到集群的</span><span style="letter-spacing: .25pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height: 117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">AC</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">I</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">D</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt"> </span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">,</span><span style="font-size:10.0pt;line-height: 117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">甚至效率性能大幅度下降</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">,</span><span style="font-size:10.0pt;line-height: 117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt">重要的</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> </div><p> <span lang="EN-US" style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif; mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA;mso-no-proof:yes"><br clear="all" style="page-break-before:always;mso-break-type:section-break"> </span> </p><div class="WordSection6"> <p class="MsoNormal" style="margin-top:3.0pt;margin-right:2.7pt;margin-bottom: 0cm;margin-left:127.15pt;margin-bottom:.0001pt;text-indent:.1pt;line-height: 107%"><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">是再很难扩展新的分区了。此时</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">就需要引用一个新的理论来使用</span><span style="font-size:10.0pt; line-height:107%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.45pt">这种集群情况</span><span style="letter-spacing:.5pt">:</span></span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">C</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.3pt">A</span><span lang="EN-US" style="font-size:10.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">P</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt"> </span><span style="font-size:10.0pt;line-height:107%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.45pt">定理</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.5pt;margin-right:2.6pt;margin-bottom: 0cm;margin-left:127.05pt;margin-bottom:.0001pt;text-indent:-20.9pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.15pt">d</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; <b><span style="letter-spacing:.15pt">CAP</span></b><span style="letter-spacing:.1pt"> </span></span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">定理</span><b><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">:</span></b><span lang="EN-US" style="font-size: 10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"> </span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.2pt">由加州肚饿伯克利分</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt">销 </span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">Eric</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt"> B</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.05pt">re</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">w</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">er</span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt">教授提出</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">,</span><span style="font-size:10.0pt;line-height:114%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt">指出</span><b><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">W</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">E</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">B</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"> </span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">服务无法</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">同时满足</span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt"> </span><b><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">3</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:114%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">个属性</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">:</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.25pt;margin-right:3.2pt;margin-bottom: 0cm;margin-left:190.55pt;margin-bottom:.0001pt;text-indent:-21.4pt;line-height: 107%"><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.4pt">a</span><span lang="EN-US" style="font-size:10.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">.</span><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .25pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.65pt">一致性</span><span style="font-size:10.0pt;line-height: 107%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.75pt">:</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.65pt">客户端知道一系列的操作都会同时发生</span><span style="font-size:10.0pt; line-height:107%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.15pt">(</span><span style="letter-spacing:.1pt">生效</span><span style="letter-spacing:.15pt">)</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.45pt;text-indent:169.45pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.3pt">b</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.15pt">.&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.5pt">可用性:每个操作都必须以可预期的</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.45pt">响应结束</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.3pt;margin-right:3.2pt;margin-bottom: 0cm;margin-left:190.15pt;margin-bottom:.0001pt;text-indent:-21.0pt;line-height: 107%"><span lang="EN-US" style="font-size:10.0pt;line-height:107%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.15pt">c</span><span lang="EN-US" style="font-size:10.0pt; line-height:107%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:107%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">分区容错性</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">:</span><span style="font-size:10.0pt;line-height:107%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">及时出现单组件无法可用</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.3pt">,</span><span style="font-size:10.0pt;line-height:107%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">操作依</span><span style="font-size:10.0pt;line-height:107%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">然</span><span style="font-size:10.0pt;line-height:107%; font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.3pt">可以完成</span><span style="letter-spacing:.35pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:3.25pt;margin-right:3.2pt;margin-bottom: 0cm;margin-left:127.15pt;margin-bottom:.0001pt;text-indent:.1pt;line-height: 111%"><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">具体的将在分布式系统中,在任何数据库设</span><span style="font-size:10.0pt; line-height:111%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">计中</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:111%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">一个</span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.25pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:111%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.3pt">W</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">E</span><span lang="EN-US" style="font-size:10.0pt;line-height:111%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">B</span><span lang="EN-US" style="font-size:10.0pt; line-height:111%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:111%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">应</span><span style="font-size:10.0pt;line-height: 111%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.35pt">至多只能同</span><span style="letter-spacing:.3pt">时支持上面两个属性</span><span style="letter-spacing:.35pt">。</span><span style="letter-spacing:.3pt">设计人员必须在一致性和可用</span> <span style="letter-spacing: .4pt">性之</span><span style="letter-spacing:.35pt">间做出选择</span><span style="letter-spacing:.45pt">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.5pt;margin-right:0cm;margin-bottom:0cm; margin-left:127.15pt;margin-bottom:.0001pt;text-indent:-21.0pt;line-height: 117%"><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp;&nbsp; <span style="letter-spacing:.2pt">B</span><span style="letter-spacing:.25pt">A</span><span style="letter-spacing:.2pt">SE</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt; line-height:117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">理论</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">:</span><span style="font-size:10.0pt;line-height: 117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">分布式系统中追求的是可用性</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">比一致性更加重要</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">,</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">BA</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">SE </span><span style="font-size:10.0pt; line-height:117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">理论来实现高可用性</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">。</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">核心思想是</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">:</span><span style="font-size:10.0pt;line-height:117%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">我们无法做到羟乙酯</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="font-size:10.0pt;line-height:117%;font-family: 宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.75pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">单每个应用都可以根据自身的业务特</span><span style="letter-spacing:.7pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">点</span><span style="letter-spacing:.75pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">,</span><span style="letter-spacing:.7pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">采用适当的方式使系</span> <span style="letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">统达到最终</span><span style="letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">一致性</span><span style="letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">。</span><span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="margin-top:1.55pt;text-indent:105.85pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">f)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">数据库事务特性</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.6pt">:</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">A</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">C</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">I</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">D</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:127.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.05pt">i.</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt">&nbsp;&nbsp;&nbsp; </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.05pt">&nbsp;&nbsp;&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.15pt">原子性</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:127.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.05pt">ii.</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt">&nbsp;&nbsp; </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.05pt">&nbsp;&nbsp;&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.15pt">一致性</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:127.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">iii.&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.35pt">独</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.3pt">立性或隔离性</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.45pt;text-indent:127.2pt;line-height: 14.5pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">iv.</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">持久性</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.1pt;text-indent:22.2pt;line-height:14.5pt; mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">2</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">)</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">分布式系统中,实现分布式事</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">务的解决方案</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.5pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">:</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.0pt;text-indent:3.0cm;line-height:95%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">a</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 95%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">.</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing: .3pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">两阶段</span><span style="font-size:10.0pt;line-height:95%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">提交</span><span style="font-size:10.0pt;line-height:95%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt"> </span><b><span lang="EN-US" style="font-size:10.0pt; line-height:95%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">2PC</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:95%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.35pt;text-indent:85.35pt;line-height: 14.5pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">b</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.05pt">.</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.1pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">补偿事务</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt; letter-spacing:.05pt">TCC</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:3.0pt;text-indent:3.0cm;line-height:94%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:94%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .2pt">c</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:94%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">.</span></b><span lang="EN-US" style="font-size: 10.0pt;line-height:94%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.15pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:94%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">本地消息表(异步</span><span style="font-size:10.0pt;line-height:94%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">确保</span><span style="font-size:10.0pt;line-height:94%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:94%; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.4pt;text-indent:3.0cm;line-height:14.5pt; mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">d</span></b><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">.</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.5pt">M</span></b><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.4pt">Q</span></b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">事务消息</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:2.95pt;text-indent:3.0cm;line-height:92%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:92%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">e</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height:92%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.15pt">.</span></b><span lang="EN-US" style="font-size: 10.0pt;line-height:92%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.15pt">&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span lang="EN-US" style="font-size:10.0pt;line-height:92%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .3pt">Saga</span></b><b><span lang="EN-US" style="font-size:10.0pt;line-height: 92%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.25pt">s</span></b><span lang="EN-US" style="font-size:10.0pt;line-height:92%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt"> </span><span style="font-size:10.0pt;line-height:92%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.55pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">事务模型</span><span lang="EN-US" style="font-size:10.0pt;line-height:92%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;text-indent:22.2pt;line-height: 14.55pt;mso-line-height-rule:exactly"><b><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.05pt">(3</span></b><b><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt">)</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="line-height:145%"><span lang="EN-US">&nbsp;</span></p> <p class="MsoNormal" style="margin-top:4.55pt;text-indent:1.7pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.1pt">12.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:1.3pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.1pt">sql</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:.8pt">&nbsp;</span><span style="font-size:14.0pt; font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.1pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">语句优化会不会</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.1pt">,</span></b><span style="font-size: 14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue;position:relative; top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:-.1pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">说出你知道的</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.1pt">?</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:6.45pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">1</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.5pt">避免在列上做</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.45pt">运算</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.5pt">,</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.45pt">可能会导致索引失败</span><span lang="EN-US" style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.65pt;margin-right:.1pt;margin-bottom: 0cm;margin-left:43.2pt;margin-bottom:.0001pt;text-indent:-20.85pt;line-height: 117%"><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">2</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">使用</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">j</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.05pt">i</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">n </span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">时应该小结果集驱动大结果集</span><span style="font-size:10.0pt; line-height:117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">,</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">同时把复杂的</span><span style="font-size:10.0pt;line-height: 117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">j</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">o</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.05pt">i</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">n </span><span style="font-size:10.0pt;line-height:117%;font-family:宋体; mso-bidi-font-family:宋体;letter-spacing:.2pt">查询拆分成多个</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.15pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">que</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .05pt">ry</span><span style="font-size:10.0pt;line-height:117%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.25pt">,</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.35pt">不然</span><span style="letter-spacing: .2pt"> </span></span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.1pt">j</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">o</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .1pt">i</span><span lang="EN-US" style="font-size:10.0pt;line-height:117%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;letter-spacing:.2pt">n</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt"> </span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">越多表,</span><span style="font-size:10.0pt;line-height: 117%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.3pt">会导致越多的锁定和堵塞</span><span style="font-size:10.0pt;line-height:117%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.35pt">。</span><span lang="EN-US" style="font-size:10.0pt; line-height:117%;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:.5pt;text-indent:22.35pt;line-height:14.0pt; mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">3</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.35pt">注意</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">li</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">ke</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">模糊查询的使用</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">,</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.3pt">避免使用</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">%%</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">4</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">不要使用</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">se</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">l</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">e</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">ct *&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">节省内存</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">5</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.45pt">使用批量插入语句</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.55pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.45pt">节省交互</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">6</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .2pt">L</span><span style="letter-spacing:.1pt">i</span><span style="letter-spacing: .3pt">m</span><span style="letter-spacing:.1pt">i</span><span style="letter-spacing: .15pt">t</span><span style="letter-spacing:.1pt"> </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">基数比较大时,使用</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.25pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">be</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">t</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">w</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">een</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;&nbsp;&nbsp; </span><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">and</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">7</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.3pt">不要使用</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.2pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">ra</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">nd</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.3pt">函数</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.25pt">随机获取记录</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(8)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.1pt">避免使用 </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">nul</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">l</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">建表时</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">,</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">尽量设置</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">not</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.05pt">nul</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">,</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.05pt">提高查询性能</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">(9)<span style="letter-spacing:-1.25pt">&nbsp;&nbsp;&nbsp; </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt">不要使用 </span><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">count&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt">id</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:-.05pt">),</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt">应该使用 </span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;position:relative; top:-1.0pt;mso-text-raise:1.0pt">count&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt">(</span><span lang="EN-US" style="font-size: 10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt">*</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:-.05pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">10</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp; </span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.45pt">不要做无谓的排序,尽可能在</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">索引中完成排序</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">11</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp; <span style="letter-spacing: .25pt">F</span><span style="letter-spacing:.2pt">ro</span><span style="letter-spacing:.3pt">m</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.4pt">语句中一定不要使用子查询</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">12</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.45pt">使用更多的</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.25pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.3pt">w</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">he</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">r</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.2pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">&nbsp;</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.4pt">加以限制</span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.45pt">,</span><span style="font-size:10.0pt;font-family:宋体; mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.4pt">缩小查找范围</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p> </div><p> <span lang="EN-US" style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif; mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA;mso-no-proof:yes"><br clear="all" style="page-break-before:always;mso-break-type:section-break"> </span> </p><p class="MsoNormal" style="margin-top:2.75pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.35pt">13</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.2pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.6pt">合理运用索引</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:1.6pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.1pt">(14)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;</span><span style="font-size: 10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt; mso-text-raise:1.0pt;letter-spacing:.2pt">使用</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.15pt">&nbsp;</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">e</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">x</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">p</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">lai</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">n </span><span style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise:1.0pt; letter-spacing:.15pt">查看 </span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">s</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">q</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.05pt">l</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.1pt">&nbsp;</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">性能</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:6.85pt;text-indent:1.7pt;line-height:19.5pt; mso-line-height-rule:exactly;mso-outline-level:1"><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.05pt">13.</span></b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt;letter-spacing:-.25pt">&nbsp;</span><b><span lang="EN-US" style="font-size: 14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">mysql</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;color:blue;position:relative;top:-1.5pt;mso-text-raise:1.5pt; letter-spacing:-.25pt">&nbsp;</span><span style="font-size:14.0pt;font-family:宋体;mso-bidi-font-family:宋体;color:blue; position:relative;top:-1.5pt;mso-text-raise:1.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">的存储引擎了解过没有</span><b><span lang="EN-US" style="font-size:14.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;color:blue;position:relative;top:-1.5pt; mso-text-raise:1.5pt">?</span></b><span lang="EN-US" style="font-size:14.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:6.45pt;text-indent:22.35pt;line-height: 13.95pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.25pt">1</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.0pt;mso-text-raise:1.0pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.0pt;mso-text-raise: 1.0pt">&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .35pt">M</span><span style="letter-spacing:.2pt">yS</span><span style="letter-spacing:.3pt">Q</span><span style="letter-spacing:.2pt">L</span><span style="letter-spacing:.15pt"> </span></span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.4pt">存储引擎种类</span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-1.0pt;mso-text-raise: 1.0pt;letter-spacing:.45pt">:</span><span lang="EN-US" style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:4.5pt;text-indent:42.7pt;line-height:226.55pt; mso-line-height-rule:exactly;vertical-align:middle"><span lang="EN-US"><!--[if gte vml 1]><v:shape id="IM_x0020_4" o:spid="_x0000_i1025" type="#_x0000_t75" style='width:415.2pt; height:226.8pt;visibility:visible;mso-wrap-style:square'> <v:imagedata src="file:///C:\Users\SEEHOP~1\AppData\Local\Temp\msohtmlclip1\01\clip_image005.jpg" o:title=""/> </v:shape><![endif]--><!--[if !vml]--><img border="0" width="554" height="302" src="file:///C:/Users/SEEHOP~1/AppData/Local/Temp/msohtmlclip1/01/clip_image005.jpg" v:shapes="IM_x0020_4"><!--[endif]--><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:3.7pt;text-indent:22.35pt;line-height: 15.6pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; 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letter-spacing: 0.15pt;">/</span><span style="color: windowtext; letter-spacing: 0.2pt;">a</span><span style="color: windowtext; letter-spacing: 0.15pt;">rt</span><span style="color: windowtext; letter-spacing: 0.1pt;">i</span><span style="color: windowtext; letter-spacing: 0.2pt;">c</span><span style="color: windowtext; letter-spacing: 0.1pt;">l</span><span style="color: windowtext; letter-spacing: 0.2pt;">e</span><span style="color: windowtext; letter-spacing: 0.15pt;">/</span><span style="color: windowtext; letter-spacing: 0.2pt;">de</span><span style="color: windowtext; letter-spacing: 0.15pt;">t</span><span style="color: windowtext; letter-spacing: 0.2pt;">a</span><span style="color: windowtext; letter-spacing: 0.1pt;">il</span><span style="color: windowtext; letter-spacing: 0.15pt;">s/</span><span style="color: windowtext; letter-spacing: 0.2pt;">80704344</span></a></span></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:.75pt;text-indent:22.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt;letter-spacing:.25pt">3</span><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-1.5pt;mso-text-raise:1.5pt;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-1.5pt;mso-text-raise: 1.5pt">&nbsp;&nbsp;&nbsp; <span style="letter-spacing: .25pt">h</span><span style="letter-spacing:.2pt">tt</span><span style="letter-spacing:.25pt">p</span><span style="letter-spacing:.2pt">s</span><span style="letter-spacing:.15pt">:</span><span style="letter-spacing:.2pt">//</span><span style="letter-spacing:.25pt">b</span><span style="letter-spacing:.15pt">l</span><span style="letter-spacing:.25pt">og</span><span style="letter-spacing:.15pt">.</span><span style="letter-spacing:.25pt">c</span><span style="letter-spacing:.2pt">s</span><span style="letter-spacing:.25pt">dn</span><span style="letter-spacing:.15pt">.</span><span style="letter-spacing:.25pt">ne</span><span style="letter-spacing:.2pt">t/</span><span style="letter-spacing:.4pt">m</span><span style="letter-spacing:.25pt">0_</span><span style="letter-spacing:.2pt">37888031</span><span style="letter-spacing:.15pt">/</span><span style="letter-spacing:.2pt">a</span><span style="letter-spacing:.15pt">rt</span><span style="letter-spacing:.1pt">i</span><span style="letter-spacing:.2pt">c</span><span style="letter-spacing:.1pt">l</span><span style="letter-spacing:.2pt">e</span><span style="letter-spacing:.15pt">/</span><span style="letter-spacing:.2pt">de</span><span style="letter-spacing:.15pt">t</span><span style="letter-spacing:.2pt">a</span><span style="letter-spacing:.1pt">il</span><span style="letter-spacing:.15pt">s/</span><span style="letter-spacing:.2pt">80664138</span></span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:1.7pt;margin-right:41.6pt;margin-bottom: 0cm;margin-left:43.2pt;margin-bottom:.0001pt;text-indent:-20.85pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.2pt">(4</span><span lang="EN-US" style="font-size:10.0pt; line-height:114%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; line-height:114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">事务处理</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">:</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">在整个流程中出现任何问题</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">,</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">都能让数据回滚到最开始的状态</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.45pt">,</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">这种处</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.5pt">理方式称之为事务处理</span><span style="letter-spacing: .55pt">。</span><span style="letter-spacing:.5pt">也就</span><span style="letter-spacing:.45pt">是说事务处理要么都成功</span><span style="letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">要么的失败</span><span style="letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">。</span><span lang="EN-US"><o:p></o:p></span></span></p><p class="MsoNormal" style="margin-top:9.3pt;text-indent:1.7pt;line-height:91%; mso-outline-level:2"><b><span lang="EN-US" style="font-size:14.0pt;line-height: 91%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;letter-spacing:-.05pt">14.</span></b><span lang="EN-US" style="font-size:14.0pt;line-height:91%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; letter-spacing:-.65pt"> </span><span style="font-size:14.0pt;line-height:91%; font-family:宋体;mso-bidi-font-family:宋体;color:blue;letter-spacing:-.05pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:blue; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .402pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">红黑</span><span style="font-size:14.0pt;line-height:91%;font-family: 宋体;mso-bidi-font-family:宋体;color:blue;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:blue;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.402pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">树原理?</span><span lang="EN-US" style="font-size:14.0pt;line-height:91%;font-family:宋体;mso-bidi-font-family: 宋体"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:6.7pt;margin-right:41.35pt;margin-bottom: 0cm;margin-left:43.9pt;margin-bottom:.0001pt;text-indent:-21.55pt;line-height: 116%"><span lang="EN-US" style="font-size:10.0pt;line-height:116%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.15pt">(</span><span lang="EN-US" style="font-size:10.0pt; line-height:116%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.2pt">1</span><span lang="EN-US" style="font-size:10.0pt;line-height:116%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;letter-spacing: .15pt">)</span><span lang="EN-US" style="font-size:10.0pt;line-height:116%; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri">&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">红黑</span><span style="font-size:10.0pt;line-height: 116%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">树的性质</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">:</span><span style="font-size:10.0pt;line-height:116%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">红黑树是一个二叉搜索树</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.4pt">。</span><span style="font-size:10.0pt;line-height:116%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.35pt">在每个节点增加了一个存储位记录节点</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.15pt">的颜色</span><span style="letter-spacing: .2pt">,</span><span style="letter-spacing:.15pt">可以是</span><span style="letter-spacing:.1pt"> </span></span><span lang="EN-US" style="font-size: 10.0pt;line-height:116%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;letter-spacing:.1pt">RED </span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">,</span><span style="font-size:10.0pt;line-height:116%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt">也可以是</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt"> </span><span lang="EN-US" style="font-size:10.0pt; line-height:116%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;letter-spacing:.1pt">BLACK </span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.2pt">,</span><span style="font-size:10.0pt;line-height:116%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.15pt">通过任意一</span><span style="font-size:10.0pt;line-height:116%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.1pt">条从根到叶子简单路径上颜色</span><span style="font-size:10.0pt; line-height:116%;font-family:宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.5pt">的约束</span><span style="letter-spacing:.55pt">,</span><span style="letter-spacing:.5pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">红黑树保证最长路径不</span><span style="letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">超过最短路径的两倍</span><span style="letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">加以平衡</span><span style="letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">。</span><span style="letter-spacing:.45pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">性质如下</span><span style="letter-spacing:.55pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">:</span><span lang="EN-US"><o:p></o:p></span></span></p><p class="MsoNormal" style="margin-top:1.5pt;text-indent:127.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.15pt">i.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt; font-family:宋体;mso-bidi-font-family:宋体;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">每个节点</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family: 宋体;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.4pt; mso-style-textoutline-type:solid;mso-style-textoutline-fill-color:black; mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">颜色不是黑色就是红色</span><span lang="EN-US" style="font-size:10.0pt;font-family: 宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:1.6pt;text-indent:127.35pt;line-height: 14.0pt;mso-line-height-rule:exactly"><span lang="EN-US" style="font-size:10.0pt; font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family: Calibri;position:relative;top:-.5pt;mso-text-raise:.5pt;letter-spacing:.1pt">ii</span><span lang="EN-US" style="font-size:10.0pt;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family: Calibri;mso-bidi-font-family:Calibri;position:relative;top:-.5pt;mso-text-raise: .5pt;letter-spacing:.15pt">.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.4pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">根节点的颜</span><span style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体;position:relative; top:-.5pt;mso-text-raise:.5pt;letter-spacing:.35pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">色是黑色的</span><span lang="EN-US" style="font-size:10.0pt;font-family:宋体;mso-bidi-font-family:宋体"><o:p></o:p></span></p><p class="MsoNormal" style="margin-top:1.6pt;margin-right:43.2pt;margin-bottom: 0cm;margin-left:148.2pt;margin-bottom:.0001pt;text-indent:-20.85pt;line-height: 114%"><span lang="EN-US" style="font-size:10.0pt;line-height:114%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; letter-spacing:.15pt">iii.&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">如果一个节点是红色,那么他的两个子节点就是黑色</span><span style="font-size:10.0pt;line-height: 114%;font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.55pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">的</span><span style="font-size:10.0pt;line-height:114%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">,</span><span style="font-size:10.0pt;line-height:114%;font-family: 宋体;mso-bidi-font-family:宋体"> <span style="letter-spacing:.5pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">没</span><span style="letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">有持续的红节点</span><span lang="EN-US"><o:p></o:p></span></span></p><p> </p><p class="MsoNormal" style="margin-top:6.8pt;margin-right:43.2pt;margin-bottom: 0cm;margin-left:148.1pt;margin-bottom:.0001pt;text-indent:-20.7pt;line-height: 132%"><b><span lang="EN-US" style="font-size:14.0pt;line-height:132%;font-family: &quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri; color:blue;letter-spacing:.3pt">i</span></b><b><span lang="EN-US" style="font-size:14.0pt;line-height:132%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; letter-spacing:.45pt">v</span></b><b><span lang="EN-US" style="font-size:14.0pt; line-height:132%;font-family:&quot;Calibri&quot;,sans-serif;mso-fareast-font-family:Calibri; mso-bidi-font-family:Calibri;color:blue;letter-spacing:.3pt">.</span></b><span lang="EN-US" style="font-size:14.0pt;line-height:132%;font-family:&quot;Calibri&quot;,sans-serif; mso-fareast-font-family:Calibri;mso-bidi-font-family:Calibri;color:blue; letter-spacing:.3pt">&nbsp; </span><span style="font-size:10.0pt;line-height:132%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">对于每个节点</span><span style="font-size:10.0pt;line-height:132%;font-family: 宋体;mso-bidi-font-family:宋体;letter-spacing:.7pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">,</span><span style="font-size:10.0pt;line-height:132%;font-family:宋体;mso-bidi-font-family: 宋体;letter-spacing:.6pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">从该节点到其后代叶节点的简单路径上</span><span style="font-size:10.0pt;line-height:132%; font-family:宋体;mso-bidi-font-family:宋体;letter-spacing:.7pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">,</span><span style="font-size:10.0pt;line-height:132%;font-family:宋体;mso-bidi-font-family: 宋体"> <span style="letter-spacing:.5pt;mso-style-textoutline-type:solid; mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha:100.0%; mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">均包</span><span style="letter-spacing:.45pt;mso-style-textoutline-type:solid;mso-style-textoutline-fill-color: black;mso-style-textoutline-fill-alpha:100.0%;mso-style-textoutline-outlinestyle-dpiwidth: .299pt;mso-style-textoutline-outlinestyle-linecap:square;mso-style-textoutline-outlinestyle-join: bevel;mso-style-textoutline-outlinestyle-pctmiterlimit:0%;mso-style-textoutline-outlinestyle-dash: solid;mso-style-textoutline-outlinestyle-align:center;mso-style-textoutline-outlinestyle-compound: simple">含相同数目的黑色节点</span><span style="letter-spacing:.55pt;mso-style-textoutline-type: solid;mso-style-textoutline-fill-color:black;mso-style-textoutline-fill-alpha: 100.0%;mso-style-textoutline-outlinestyle-dpiwidth:.299pt;mso-style-textoutline-outlinestyle-linecap: square;mso-style-textoutline-outlinestyle-join:bevel;mso-style-textoutline-outlinestyle-pctmiterlimit: 0%;mso-style-textoutline-outlinestyle-dash:solid;mso-style-textoutline-outlinestyle-align: center;mso-style-textoutline-outlinestyle-compound:simple">。</span><span lang="EN-US"><o:p></o:p></span></span></p>

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