http://www.zhaipeng.cn 积极的工作,塌实的学习,安静的写博客... Thu, 10 Jun 2010 14:26:27 +0000 en hourly 1 http://wordpress.org/?v=3.0 http://www.zhaipeng.cn/2009/07/14/mysql-front-5-1-%e6%b3%a8%e5%86%8c%e7%a0%81-%e6%b3%a8%e5%86%8c%e6%9c%ba/ http://www.zhaipeng.cn/2009/07/14/mysql-front-5-1-%e6%b3%a8%e5%86%8c%e7%a0%81-%e6%b3%a8%e5%86%8c%e6%9c%ba/#comments Tue, 14 Jul 2009 13:04:27 +0000 ZhaiPeng http://www.zhaipeng.cn/?p=287 http://www.zhaipeng.cn/2009/07/14/mysql-front-5-1-%e6%b3%a8%e5%86%8c%e7%a0%81-%e6%b3%a8%e5%86%8c%e6%9c%ba/feed/ 9 http://www.zhaipeng.cn/2009/05/14/mysql%e6%9f%a5%e8%af%a2%e5%8f%8a%e5%88%a0%e9%99%a4%e9%87%8d%e5%a4%8d%e8%ae%b0%e5%bd%95%e7%9a%84%e6%96%b9%e6%b3%95/ http://www.zhaipeng.cn/2009/05/14/mysql%e6%9f%a5%e8%af%a2%e5%8f%8a%e5%88%a0%e9%99%a4%e9%87%8d%e5%a4%8d%e8%ae%b0%e5%bd%95%e7%9a%84%e6%96%b9%e6%b3%95/#comments Thu, 14 May 2009 06:12:30 +0000 ZhaiPeng http://www.zhaipeng.cn/?p=258 1) 2、删除表中多余的重复记录，重复记录是根据单个字段（peopleId）来判断，只留有rowid最小的记录 delete from people where peopleId in (select peopleId from people group by peopleId having count(peopleId) > 1) and rowid not in (select min(rowid) from people group by peopleId having count(peopleId )>1) 3、查找表中多余的重复记录（多个字段） select [...]]]> http://www.zhaipeng.cn/2009/05/14/mysql%e6%9f%a5%e8%af%a2%e5%8f%8a%e5%88%a0%e9%99%a4%e9%87%8d%e5%a4%8d%e8%ae%b0%e5%bd%95%e7%9a%84%e6%96%b9%e6%b3%95/feed/ 2 http://www.zhaipeng.cn/2009/04/07/%e6%95%b0%e6%8d%ae%e5%ae%89%e5%85%a8%e6%80%a7%e5%ba%94%e8%af%a5%e6%b3%a8%e6%84%8f%e7%9a%84%e4%b8%89%e7%82%b9/ http://www.zhaipeng.cn/2009/04/07/%e6%95%b0%e6%8d%ae%e5%ae%89%e5%85%a8%e6%80%a7%e5%ba%94%e8%af%a5%e6%b3%a8%e6%84%8f%e7%9a%84%e4%b8%89%e7%82%b9/#comments Tue, 07 Apr 2009 13:44:11 +0000 ZhaiPeng http://www.zhaipeng.cn/?p=218 http://www.zhaipeng.cn/2009/04/07/%e6%95%b0%e6%8d%ae%e5%ae%89%e5%85%a8%e6%80%a7%e5%ba%94%e8%af%a5%e6%b3%a8%e6%84%8f%e7%9a%84%e4%b8%89%e7%82%b9/feed/ 0 http://www.zhaipeng.cn/2008/01/20/centos44%e5%ae%89%e8%a3%85apachemysqlphp%e5%85%a8%e8%bf%87%e7%a8%8b/ http://www.zhaipeng.cn/2008/01/20/centos44%e5%ae%89%e8%a3%85apachemysqlphp%e5%85%a8%e8%bf%87%e7%a8%8b/#comments Sun, 20 Jan 2008 09:43:28 +0000 ZhaiPeng http://www.zhaipeng.cn/2008/01/20/centos44%e5%ae%89%e8%a3%85apachemysqlphp%e5%85%a8%e8%bf%87%e7%a8%8b/ http://www.zhaipeng.cn/2008/01/20/centos44%e5%ae%89%e8%a3%85apachemysqlphp%e5%85%a8%e8%bf%87%e7%a8%8b/feed/ 3 http://www.zhaipeng.cn/2008/01/16/%e4%bd%bf%e7%94%a8group_concat%e7%ae%80%e5%8c%96mysql%e6%9f%a5%e8%af%a2/ http://www.zhaipeng.cn/2008/01/16/%e4%bd%bf%e7%94%a8group_concat%e7%ae%80%e5%8c%96mysql%e6%9f%a5%e8%af%a2/#comments Wed, 16 Jan 2008 13:13:54 +0000 ZhaiPeng http://www.zhaipeng.cn/2008/01/16/%e4%bd%bf%e7%94%a8group_concat%e7%ae%80%e5%8c%96mysql%e6%9f%a5%e8%af%a2/ http://www.zhaipeng.cn/2008/01/16/%e4%bd%bf%e7%94%a8group_concat%e7%ae%80%e5%8c%96mysql%e6%9f%a5%e8%af%a2/feed/ 0 http://www.zhaipeng.cn/2008/01/04/%e4%bb%bfadodb%e7%9a%84mysql%e6%93%8d%e4%bd%9c%e7%b1%bb-dbphp/ http://www.zhaipeng.cn/2008/01/04/%e4%bb%bfadodb%e7%9a%84mysql%e6%93%8d%e4%bd%9c%e7%b1%bb-dbphp/#comments Fri, 04 Jan 2008 01:18:14 +0000 ZhaiPeng http://www.zhaipeng.cn/2008/01/04/%e4%bb%bfadodb%e7%9a%84mysql%e6%93%8d%e4%bd%9c%e7%b1%bb-dbphp/ http://www.zhaipeng.cn/2008/01/04/%e4%bb%bfadodb%e7%9a%84mysql%e6%93%8d%e4%bd%9c%e7%b1%bb-dbphp/feed/ 0