﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>博客园-程序人生-随笔分类-数据库设计</title><link>http://www.cnblogs.com/wxj1020/category/131358.html</link><description /><language>zh-cn</language><lastBuildDate>Sat, 17 May 2008 11:36:59 GMT</lastBuildDate><pubDate>Sat, 17 May 2008 11:36:59 GMT</pubDate><ttl>60</ttl><item><title>SQL语句优化技术分析</title><link>http://www.cnblogs.com/wxj1020/archive/2008/04/27/1173638.html</link><dc:creator>鹰击长空</dc:creator><author>鹰击长空</author><pubDate>Sun, 27 Apr 2008 14:24:00 GMT</pubDate><guid>http://www.cnblogs.com/wxj1020/archive/2008/04/27/1173638.html</guid><wfw:comment>http://www.cnblogs.com/wxj1020/comments/1173638.html</wfw:comment><comments>http://www.cnblogs.com/wxj1020/archive/2008/04/27/1173638.html#Feedback</comments><slash:comments>27</slash:comments><wfw:commentRss>http://www.cnblogs.com/wxj1020/comments/commentRss/1173638.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/wxj1020/services/trackbacks/1173638.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最近几周一直在进行数据库培训，老师精湛的技术和生动的讲解使我受益匪浅。为了让更多的新手受益，我抽空把SQL语句优化部分进行了整理，希望大家一起进步。一、操作符优化1、IN操作符用IN写出来的S...&nbsp;&nbsp;<a href='http://www.cnblogs.com/wxj1020/archive/2008/04/27/1173638.html'>阅读全文</a><img src ="http://www.cnblogs.com/wxj1020/aggbug/1173638.html?type=1" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://wxj1020.cnblogs.com/" target="_blank">鹰击长空</a> 2008-04-27 22:24 <a href="http://www.cnblogs.com/wxj1020/archive/2008/04/27/1173638.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>