MapReduce多语言编程上_mapReduce_数据集_其他

<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/6267524a4c65f4125962d6fd/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6267524a4c65f4125962d6fd/bg1.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">《<span class="ff2 sc1">Hadoop<span class="_"> </span></span>大数据零基础高端实战培训系列配文本挖掘项目<span class="ff2 sc1">(</span>七大亮点、十大目标<span class="ff2 sc1">)</span>》</div><div class="t m0 x1 h3 y3 ff1 fs0 fc1 sc1 ls0 ws0">课程讲师：迪伦 </div><div class="t m0 x1 h3 y4 ff1 fs0 fc1 sc1 ls0 ws0">课程分类：大数据</div><div class="t m0 x1 h3 y5 ff1 fs0 fc1 sc1 ls0 ws0">适合人群：初级</div><div class="t m0 x1 h3 y6 ff1 fs0 fc1 sc1 ls0 ws0">课时数量：<span class="ff3">230<span class="_"> </span></span>课时</div><div class="t m0 x1 h3 y7 ff1 fs0 fc1 sc1 ls0 ws0">用到技术：部署<span class="_ _0"> </span><span class="ff3">Hadoop<span class="_"> </span></span>集群</div><div class="t m0 x1 h3 y8 ff1 fs0 fc1 sc1 ls0 ws0">涉及项目：京东商城、百度、阿里巴巴</div><div class="t m0 x1 h4 y9 ff1 fs1 fc0 sc0 ls0 ws0">咨询<span class="_ _1"> </span><span class="ff2 sc1">QQ</span>：<span class="ff2 sc1">1337192913</span>（小公子）</div><div class="t m0 x1 h3 ya ff1 fs0 fc1 sc2 ls0 ws0">第一阶段：<span class="ff2 sc1">Hadoop<span class="_"> </span></span>基础篇（<span class="ff2 sc1">50<span class="_ _0"> </span></span>课时） <span class="ff2 sc1">- </span>千里之行，始于足下（赠送课程）</div><div class="t m0 x1 h3 yb ff1 fs0 fc2 sc3 ls0 ws0">课程一、基于<span class="_ _0"> </span><span class="ff2 sc1">Linux<span class="_ _0"> </span></span>操作系统平台下的<span class="_ _0"> </span><span class="ff2 sc1">Jav<span class="_ _2"></span>a<span class="_"> </span><span class="ff1 sc3">语言开发（</span>20<span class="_ _0"> </span><span class="ff1 sc3">课时）</span></span></div><div class="t m0 x2 h3 yc ff1 fs0 fc1 sc1 ls0 ws0">本<span class="_ _3"></span>套<span class="_ _3"></span>课<span class="_ _3"></span>程<span class="_ _3"></span>主<span class="_ _3"></span>要<span class="_ _4"></span>介<span class="_ _3"></span>绍<span class="_ _3"></span>了<span class="_"> </span><span class="ff3">Linux<span class="_ _5"> </span></span>系<span class="_ _3"></span>统<span class="_ _3"></span>下<span class="_ _3"></span>的<span class="_"> </span><span class="ff3">Jav<span class="_ _2"></span>a<span class="_ _5"> </span><span class="ff1">环<span class="_ _3"></span>境<span class="_ _3"></span>搭<span class="_ _3"></span>建<span class="_ _3"></span>及<span class="_ _3"></span>最<span class="_ _3"></span>基<span class="_ _3"></span>础<span class="_ _3"></span>的<span class="_"> </span></span>Java<span class="_ _5"> </span><span class="ff1">语<span class="_ _3"></span>法<span class="_ _3"></span>知<span class="_ _3"></span>识<span class="_ _3"></span>。<span class="_ _3"></span>学<span class="_ _3"></span>习</span></span></div><div class="t m0 x1 h3 yd ff3 fs0 fc1 sc1 ls0 ws0">Linux<span class="_"> </span><span class="ff1">操作<span class="_ _6"></span>系统<span class="_ _6"></span>下<span class="_ _7"> </span></span>Jav<span class="_ _2"></span>a<span class="_"> </span><span class="ff1">语言<span class="_ _6"></span>开<span class="_ _6"></span>发的<span class="_ _6"></span>好处<span class="_ _6"></span> 好<span class="_ _6"></span>处<span class="_ _6"></span>一：<span class="_ _6"></span>不再<span class="_ _6"></span>束缚<span class="_ _6"></span>在<span class="_ _7"> </span></span>Windows<span class="_"> </span><span class="ff1">操作<span class="_ _6"></span>系<span class="_ _6"></span>统下<span class="_ _6"></span>，开<span class="_ _6"></span>阔<span class="_ _6"></span>眼</span></div><div class="t m0 x1 h3 ye ff1 fs0 fc1 sc1 ls0 ws0">界。</div><div class="t m0 x1 h3 yf ff1 fs0 fc1 sc1 ls0 ws0">好处二：熟练<span class="_ _0"> </span><span class="ff3">Linux<span class="_ _0"> </span></span>操作系统的指令，走出“指指点点”的开发，成为真正的代码程序员。</div><div class="t m0 x1 h3 y10 ff1 fs0 fc1 sc1 ls0 ws0">好处三：增加自己的竞争实力，为自己应聘时加上浓浓的一笔。</div><div class="t m0 x1 h3 y11 ff1 fs0 fc1 sc1 ls0 ws0">第一讲 安装虚拟机以及<span class="_ _0"> </span><span class="ff3">Linux<span class="_"> </span></span>操作系统</div><div class="t m0 x1 h3 y12 ff1 fs0 fc1 sc1 ls0 ws0">第二讲 <span class="ff3">Linux<span class="_"> </span></span>桌面系统</div><div class="t m0 x1 h3 y13 ff1 fs0 fc1 sc1 ls0 ws0">第三讲 <span class="ff3">Linux<span class="_"> </span></span>文件和目录管理</div><div class="t m0 x1 h3 y14 ff1 fs0 fc1 sc1 ls0 ws0">第四讲 <span class="ff3">VIM<span class="_"> </span></span>的使用（上）</div><div class="t m0 x1 h3 y15 ff1 fs0 fc1 sc1 ls0 ws0">第五讲 <span class="ff3">VIM<span class="_"> </span></span>的使用（下）</div><div class="t m0 x1 h3 y16 ff1 fs0 fc1 sc1 ls0 ws0">第六讲 <span class="ff3">Linux<span class="_"> </span></span>终端常用命令</div><div class="t m0 x1 h3 y17 ff1 fs0 fc1 sc1 ls0 ws0">第七讲 <span class="ff3">Java<span class="_ _8"> </span></span>开发环境的搭建</div><div class="t m0 x1 h3 y18 ff1 fs0 fc1 sc1 ls0 ws0">第八讲 <span class="ff3">Java<span class="_ _8"> </span></span>语言基础（上）</div><div class="t m0 x1 h3 y19 ff1 fs0 fc1 sc1 ls0 ws0">第九讲 <span class="ff3">Java<span class="_ _8"> </span></span>语言基础（下）</div><div class="t m0 x1 h3 y1a ff1 fs0 fc1 sc1 ls0 ws0">第十讲 <span class="ff3">Java<span class="_ _8"> </span></span>中<span class="_ _0"> </span><span class="ff3">IO<span class="_ _0"> </span></span>详解（上）</div><div class="t m0 x1 h3 y1b ff1 fs0 fc1 sc1 ls0 ws0">第十一讲 <span class="ff3">Java<span class="_ _8"> </span></span>中<span class="_ _0"> </span><span class="ff3">IO<span class="_ _0"> </span></span>详解（下）</div><div class="t m0 x1 h3 y1c ff1 fs0 fc1 sc1 ls0 ws0">第十二讲 <span class="ff3">Java<span class="_ _8"> </span></span>中容器详解（上）</div><div class="t m0 x1 h3 y1d ff1 fs0 fc1 sc1 ls0 ws0">第十三讲 <span class="ff3">Java<span class="_ _8"> </span></span>中容器详解（下）</div><div class="t m0 x1 h3 y1e ff1 fs0 fc1 sc1 ls0 ws0">第十四讲 <span class="ff3">Java<span class="_ _8"> </span></span>中<span class="_ _0"> </span><span class="ff3">Swing<span class="_ _8"> </span></span>详解（上）</div><div class="t m0 x1 h3 y1f ff1 fs0 fc1 sc1 ls0 ws0">第十五讲 <span class="ff3">Java<span class="_ _8"> </span></span>中<span class="_ _0"> </span><span class="ff3">Swing<span class="_ _8"> </span></span>详解（下）</div><div class="t m0 x1 h3 y20 ff1 fs0 fc1 sc1 ls0 ws0">第十六讲 <span class="ff3">JSP<span class="_"> </span></span>开发环境的搭建</div><div class="t m0 x1 h3 y21 ff1 fs0 fc1 sc1 ls0 ws0">第十七讲 <span class="ff3">JSP<span class="_"> </span></span>语法详解（上）</div><div class="t m0 x1 h3 y22 ff1 fs0 fc1 sc1 ls0 ws0">第十八讲 <span class="ff3">JSP<span class="_"> </span></span>语法详解（下）</div><div class="t m0 x1 h3 y23 ff1 fs0 fc1 sc1 ls0 ws0">第十九讲 开发用户登陆，用户注册系统</div><div class="t m0 x1 h3 y24 ff1 fs0 fc2 sc3 ls0 ws0">课程二、零基础实战<span class="_ _0"> </span><span class="ff2 sc1">Mysql<span class="_ _0"> </span></span>数据库应用开发（<span class="ff2 sc1">30<span class="_"> </span></span>课时）</div><div class="t m0 x3 h3 y25 ff1 fs0 fc1 sc1 ls0 ws0">通<span class="_ _6"></span>过<span class="_ _6"></span>本<span class="_ _3"></span>课<span class="_ _6"></span>程<span class="_ _3"></span>的<span class="_ _6"></span>学<span class="_ _6"></span>习<span class="_ _6"></span>，<span class="_ _3"></span>用<span class="_ _6"></span>户<span class="_ _3"></span>可<span class="_ _6"></span>在<span class="_ _6"></span>最<span class="_ _6"></span>短<span class="_ _3"></span>的<span class="_ _6"></span>时<span class="_ _3"></span>间<span class="_ _6"></span>内<span class="_ _6"></span>掌<span class="_ _6"></span>握<span class="_ _9"> </span><span class="ff3">MySQL<span class="_"> </span></span>的<span class="_ _3"></span>安<span class="_ _6"></span>装<span class="_ _6"></span>配<span class="_ _3"></span>置<span class="_ _6"></span>与<span class="_ _6"></span>使<span class="_ _3"></span>用<span class="_ _6"></span>、<span class="_ _3"></span><span class="ff3">MySQL</span></div><div class="t m0 x1 h3 y26 ff3 fs0 fc1 sc1 ls0 ws0">DML<span class="_"> </span><span class="ff1">特性的高<span class="_ _6"></span>级用法、<span class="_ _6"></span></span>MySQL<span class="_"> </span><span class="ff1">常见内<span class="_ _6"></span>置函数的<span class="_ _6"></span>高级用<span class="_ _6"></span>法、<span class="_ _6"></span></span>MySQL<span class="_"> </span><span class="ff1">中存储过程<span class="_ _6"></span>写法、<span class="_ _6"></span>视图、</span></div><div class="t m0 x1 h3 y27 ff1 fs0 fc1 sc1 ls0 ws0">用户自<span class="_ _6"></span>定义函数<span class="_ _6"></span>、触发<span class="_ _6"></span>器等高<span class="_ _6"></span>级用法、<span class="_ _4"></span><span class="ff3">MySQL<span class="_"> </span></span>中的<span class="_ _6"></span>事务功能<span class="_ _6"></span>。并了<span class="_ _6"></span>解图形<span class="_ _6"></span>化管理工<span class="_ _6"></span>具的使</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div> </body> </html>

<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6267524a4c65f4125962d6fd/bg2.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc1 sc1 ls0 ws0">用、字<span class="_ _6"></span>符集及乱<span class="_ _6"></span>码处理<span class="_ _6"></span>、<span class="_ _6"></span><span class="ff3">MySQL<span class="_"> </span></span>的数据备<span class="_ _6"></span>份与还<span class="_ _6"></span>原技术<span class="_ _6"></span>、<span class="_ _6"></span><span class="ff3">MySQL<span class="_"> </span></span>的安全技术<span class="_ _6"></span>、<span class="ff3">MySQL<span class="_"> </span></span>的系</div><div class="t m0 x1 h3 y3 ff1 fs0 fc1 sc1 ls0 ws0">统管理、<span class="ff3">MySQL<span class="_"> </span></span>集群的配置。</div><div class="t m0 x3 h3 y4 ff1 fs0 fc1 sc1 ls0 ws0">第一部分<span class="ff3">:</span>安装配置<span class="_ _0"> </span><span class="ff3">MySQL<span class="_"> </span></span>数据库（<span class="ff3">1<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y5 ff1 fs0 fc1 sc1 ls0 ws0">第二部分<span class="ff3">:</span>图形化管理工具<span class="ff3">(2<span class="_ _0"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y6 ff1 fs0 fc1 sc1 ls0 ws0">第三部分<span class="ff3">:</span>存储引擎及数据库基本操作<span class="ff3">(2<span class="_ _0"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y7 ff1 fs0 fc1 sc1 ls0 ws0">第四部分<span class="ff3">:</span>字符集及乱码处理<span class="ff3">(2<span class="_ _0"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y8 ff1 fs0 fc1 sc1 ls0 ws0">第五部分：<span class="ff3">MySQL DML<span class="_"> </span></span>特性的高级用法（<span class="ff3">5<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y28 ff1 fs0 fc1 sc1 ls0 ws0">第六部分<span class="ff3">:MySQL<span class="_"> </span></span>内置函数（<span class="ff3">1<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y29 ff1 fs0 fc1 sc1 ls0 ws0">第七部分<span class="ff3">: MySQL </span>中的存储过程、触发器高级应用（<span class="ff3">2<span class="_"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y2a ff1 fs0 fc1 sc1 ls0 ws0">第八部分：<span class="ff3">MySQL<span class="_"> </span></span>中视图与事务高级应用<span class="ff3">(3<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 ya ff1 fs0 fc1 sc1 ls0 ws0">第九部分：<span class="ff3">MySQL<span class="_"> </span></span>中索引的使用<span class="ff3">(1<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y2b ff1 fs0 fc1 sc1 ls0 ws0">第十部分<span class="ff3">:MySQL<span class="_"> </span></span>数据库的安全技术<span class="ff3">(1<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 yb ff1 fs0 fc1 sc1 ls0 ws0">第十一部分<span class="ff3">:</span>系统管理<span class="ff3">(1<span class="_ _0"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y2c ff1 fs0 fc1 sc1 ls0 ws0">第十二部分<span class="ff3">:MySQL<span class="_"> </span></span>备份和还原操作<span class="ff3">(1<span class="_ _8"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 yc ff1 fs0 fc1 sc1 ls0 ws0">第十三部分<span class="ff3">:</span>性能优化<span class="ff3">(1<span class="_ _0"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 yd ff1 fs0 fc1 sc1 ls0 ws0">第十四部分<span class="ff3">:</span>集群的配置及应用<span class="ff3">(1<span class="_ _0"> </span></span>课时<span class="ff3">)</span></div><div class="t m0 x3 h3 y10 ff1 fs0 fc1 sc2 ls0 ws0">第二阶段：<span class="ff2 sc1">Hadoop<span class="_"> </span></span>全面深入篇（<span class="ff2 sc1">96<span class="_ _8"> </span></span>课时） <span class="ff2 sc1">- </span>十年寒窗苦，成名天下知</div><div class="t m0 x3 h3 y11 ff1 fs0 fc2 sc3 ls0 ws0">课程一、 <span class="ff2 sc1">Greenplum </span>分布式数据库开发入门到精通（<span class="ff2 sc1">41<span class="_ _0"> </span></span>课时）</div><div class="t m0 x3 h3 y13 ff3 fs0 fc1 sc1 ls0 ws0">Greenplum<span class="_"> </span><span class="ff1">的架构采用<span class="_ _6"></span>了<span class="_ _0"> </span></span>MPP(<span class="ff1">大<span class="_ _6"></span>规模并<span class="_ _6"></span>行处理<span class="_ _6"></span></span>)<span class="ff1">。在 <span class="_ _6"></span></span>MPP <span class="ff1">系<span class="_ _6"></span>统中，<span class="_ _6"></span>每个 <span class="_ _6"></span></span>SMP <span class="ff1">节<span class="_ _6"></span>点也可</span></div><div class="t m0 x1 h5 y14 ff1 fs0 fc1 sc1 ls0 ws0">以运<span class="_ _6"></span>行自己<span class="_ _6"></span>的操<span class="_ _6"></span>作系<span class="_ _6"></span>统、<span class="_ _6"></span>数据<span class="_ _6"></span>库等<span class="_ _6"></span>，它的<span class="_ _6"></span>特点<span class="_ _6"></span>主要就<span class="_ _3"></span><span class="ff4">是查</span>询<span class="_ _6"></span><span class="ff4">速</span>度<span class="_ _6"></span><span class="ff4">快</span>，<span class="_ _6"></span>数据<span class="_ _6"></span>装<span class="ff4">载<span class="_ _6"></span>速</span>度<span class="ff4">快<span class="_ _6"></span></span>，<span class="ff4">批</span></div><div class="t m0 x1 h5 y15 ff1 fs0 fc1 sc1 ls0 ws0">量<span class="_ _0"> </span><span class="ff3">DML<span class="_"> </span></span>处理<span class="ff4">快</span>。<span class="ff4">而且</span>性能<span class="_ _6"></span>可以<span class="ff4">随着硬</span>件<span class="_ _6"></span>的<span class="ff4">添</span>加，<span class="ff4">呈线<span class="_ _6"></span></span>性增加，<span class="ff4">拥有非</span>常<span class="_ _6"></span><span class="ff4">良</span>好的可<span class="ff4">扩展<span class="_ _6"></span></span>性。</div><div class="t m0 x1 h5 y16 ff4 fs0 fc1 sc1 ls0 ws0">因此<span class="ff1">，它主<span class="_ _6"></span>要适用于面</span>向<span class="_ _6"></span><span class="ff1">分</span>析<span class="ff1">的应用。<span class="_ _6"></span></span>比如<span class="ff1">构建</span>企业<span class="ff1">级<span class="_"> </span><span class="ff3">ODS/ED<span class="_ _2"></span>W<span class="ff1">，<span class="ff4">或者</span>数<span class="_ _6"></span>据集<span class="ff4">市</span>等等。<span class="_ _6"></span>本</span></span></span></div><div class="t m0 x1 h5 y17 ff1 fs0 fc1 sc1 ls0 ws0">课程<span class="_ _6"></span>全面深<span class="_ _6"></span>入<span class="_ _6"></span><span class="ff4">地</span>介绍<span class="_ _6"></span>了<span class="_ _7"> </span><span class="ff3">Greenplum<span class="_"> </span></span>数据<span class="_ _6"></span>库，<span class="_ _6"></span><span class="ff4">包括<span class="_ _6"></span></span>架构特<span class="_ _6"></span>性、<span class="_ _6"></span>部署<span class="_ _6"></span>、管<span class="_ _6"></span>理、<span class="_ _6"></span>开发<span class="_ _6"></span>和<span class="ff4">调<span class="_ _6"></span></span>优等<span class="_ _6"></span>，</div><div class="t m0 x1 h5 y18 ff4 fs0 fc1 sc1 ls0 ws0">由浅<span class="ff1">入深，理</span>论结<span class="ff1">合实战，</span>让同<span class="ff1">学全面</span>彻底<span class="ff1">掌握</span>这把<span class="ff1">大数据</span>利剑<span class="ff1">。</span></div><div class="t m0 x3 h3 y1a ff1 fs0 fc1 sc1 ls0 ws0">一、 <span class="ff3">Greenplum<span class="_ _8"> </span></span>架构</div><div class="t m0 x3 h5 y1b ff4 fs0 fc1 sc1 ls0 ws0">什么是<span class="_ _0"> </span><span class="ff3">Greenplum</span></div><div class="t m0 x3 h5 y1c ff3 fs0 fc1 sc1 ls0 ws0">Greenplum<span class="_ _8"> </span><span class="ff4">体<span class="ff1">系</span>结<span class="ff1">构</span></span></div><div class="t m0 x3 h3 y1d ff3 fs0 fc1 sc1 ls0 ws0">Greenplum<span class="_ _8"> </span><span class="ff1">高可用性架构</span></div><div class="t m0 x3 h3 y1f ff1 fs0 fc1 sc1 ls0 ws0">二、安装<span class="_ _0"> </span><span class="ff3">Greenplum</span></div><div class="t m0 x3 h3 y20 ff1 fs0 fc1 sc1 ls0 ws0">配置环境</div><div class="t m0 x3 h3 y21 ff1 fs0 fc1 sc1 ls0 ws0">安装并初始化<span class="_ _0"> </span><span class="ff3">GPDB<span class="_ _0"> </span></span>系统</div><div class="t m0 x3 h5 y22 ff4 fs0 fc1 sc1 ls0 ws0">启停<span class="ff1">数据库</span></div><div class="t m0 x3 h3 y23 ff1 fs0 fc1 sc1 ls0 ws0">配置<span class="_ _0"> </span><span class="ff3">GP<span class="_"> </span></span>系统</div><div class="t m0 x3 h3 y24 ff1 fs0 fc1 sc1 ls0 ws0">三、分布式数据库存储</div><div class="t m0 x3 h5 y25 ff1 fs0 fc1 sc1 ls0 ws0">数据<span class="ff4">是如何</span>存储的</div><div class="t m0 x3 h5 y26 ff1 fs0 fc1 sc1 ls0 ws0">分布<span class="ff4">策略</span></div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>

<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6267524a4c65f4125962d6fd/bg3.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x3 h5 y2 ff1 fs0 fc1 sc1 ls0 ws0">四、 <span class="ff3">GBDB<span class="_"> </span><span class="ff4">查</span></span>询处理</div><div class="t m0 x3 h5 y3 ff4 fs0 fc1 sc1 ls0 ws0">查<span class="ff1">询命令的</span>执<span class="ff1">行</span></div><div class="t m0 x3 h5 y4 ff3 fs0 fc1 sc1 ls0 ws0">SQL<span class="_ _0"> </span><span class="ff4">查<span class="ff1">询处理机</span>制</span></div><div class="t m0 x3 h5 y5 ff1 fs0 fc1 sc1 ls0 ws0">并行<span class="ff4">查</span>询<span class="ff4">计划</span></div><div class="t m0 x3 h5 y6 ff1 fs0 fc1 sc1 ls0 ws0">五、<span class="ff4">角色权限</span>及<span class="ff4">客</span>户端<span class="ff4">认证</span>管理</div><div class="t m0 x3 h5 y7 ff4 fs0 fc1 sc1 ls0 ws0">客<span class="ff1">户端</span>认证</div><div class="t m0 x3 h5 y8 ff1 fs0 fc1 sc1 ls0 ws0">管理用户和<span class="ff4">组</span></div><div class="t m0 x3 h5 y29 ff1 fs0 fc1 sc1 ls0 ws0">六、<span class="ff4">客</span>户端<span class="ff4">接口</span>和程序</div><div class="t m0 x3 h6 y2d ff3 fs0 fc1 sc1 ls0 ws0">pgAdmin III</div><div class="t m0 x3 h6 y2e ff3 fs0 fc1 sc1 ls0 ws0">PSQL</div><div class="t m0 x3 h5 yb ff1 fs0 fc1 sc1 ls0 ws0">七、定义数据库<span class="ff4">对象</span></div><div class="t m0 x3 h5 y2c ff4 fs0 fc1 sc1 ls0 ws0">创<span class="ff1">建并管理数据库</span></div><div class="t m0 x3 h5 yc ff4 fs0 fc1 sc1 ls0 ws0">创<span class="ff1">建并管理</span>表空<span class="ff1">间</span></div><div class="t m0 x3 h5 yd ff4 fs0 fc1 sc1 ls0 ws0">创<span class="ff1">建并管理模式</span></div><div class="t m0 x3 h5 ye ff4 fs0 fc1 sc1 ls0 ws0">创<span class="ff1">建并管理</span>表</div><div class="t m0 x3 h5 yf ff1 fs0 fc1 sc1 ls0 ws0">分<span class="ff4">区表</span></div><div class="t m0 x3 h5 y10 ff1 fs0 fc1 sc1 ls0 ws0">数据分布与分<span class="ff4">区</span></div><div class="t m0 x3 h5 y2f ff4 fs0 fc1 sc1 ls0 ws0">压缩<span class="ff1">存储与行列存储</span></div><div class="t m0 x3 h3 y11 ff1 fs0 fc1 sc1 ls0 ws0">序列、索引与视图</div><div class="t m0 x3 h3 y13 ff1 fs0 fc1 sc1 ls0 ws0">八、管理数据</div><div class="t m0 x3 h5 y14 ff4 fs0 fc1 sc1 ls0 ws0">插<span class="ff1">入、</span>更新<span class="ff1">、</span>删除记<span class="ff1">录</span></div><div class="t m0 x3 h3 y15 ff1 fs0 fc1 sc1 ls0 ws0">事务管理</div><div class="t m0 x3 h5 y16 ff4 fs0 fc1 sc1 ls0 ws0">空<span class="ff1">间</span>回收<span class="ff1">和统</span>计</div><div class="t m0 x3 h5 y18 ff1 fs0 fc1 sc1 ls0 ws0">九、<span class="ff4">查</span>询数据</div><div class="t m0 x3 h5 y19 ff1 fs0 fc1 sc1 ls0 ws0">定义<span class="ff4">查</span>询</div><div class="t m0 x3 h5 y1a ff1 fs0 fc1 sc1 ls0 ws0">使用函数和运<span class="ff4">算</span>符</div><div class="t m0 x3 h5 y1b ff4 fs0 fc1 sc1 ls0 ws0">查<span class="ff1">询分</span>析</div><div class="t m0 x3 h5 y1d ff1 fs0 fc1 sc1 ls0 ws0">十、工作<span class="ff4">负载</span>及<span class="ff4">资源</span>管理</div><div class="t m0 x3 h5 y1e ff3 fs0 fc1 sc1 ls0 ws0">GP<span class="_"> </span><span class="ff1">工作<span class="ff4">负载</span>管理<span class="ff4">概述</span></span></div><div class="t m0 x3 h5 y1f ff1 fs0 fc1 sc1 ls0 ws0">配置工作<span class="ff4">负载</span>管理</div><div class="t m0 x3 h5 y20 ff4 fs0 fc1 sc1 ls0 ws0">创<span class="ff1">建</span>资源队<span class="ff1">列</span></div><div class="t m0 x3 h5 y21 ff1 fs0 fc1 sc1 ls0 ws0">分配<span class="ff4">资源队</span>列</div><div class="t m0 x3 h5 y22 ff4 fs0 fc1 sc1 ls0 ws0">检查资源队<span class="ff1">列</span>状态</div><div class="t m0 x3 h5 y30 ff1 fs0 fc1 sc1 ls0 ws0">十一、装<span class="ff4">载</span>和<span class="ff4">卸载</span>数据</div><div class="t m0 x3 h5 y24 ff3 fs0 fc1 sc1 ls0 ws0">GP<span class="_"> </span><span class="ff1">装<span class="ff4">载</span>命令<span class="ff4">概述</span></span></div><div class="t m0 x3 h5 y25 ff1 fs0 fc1 sc1 ls0 ws0">装<span class="ff4">载</span>数据到<span class="_ _0"> </span><span class="ff3">GP</span></div><div class="t m0 x3 h5 y26 ff4 fs0 fc1 sc1 ls0 ws0">从<span class="_ _0"> </span><span class="ff3">GP<span class="_"> </span></span>卸载<span class="ff1">数据</span></div><div class="t m0 x3 h5 y27 ff4 fs0 fc1 sc1 ls0 ws0">格<span class="ff1">式化数据文件</span></div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>