BlogJava-屹砾 Life such as wind-随笔分类-Databasehttp://www.blogjava.net/eli/category/27019.html正德厚生，臻于至善。追求品质，不求完美。<br /> <embed src="http://www.clocklink.com/clocks/5001p-blue.swf?TimeZone=CCT&Place=武汉 WUHAN&DateFormat=YYYY-MM-DD&" width="300" height="25" wmode="transparent" type="application/x-shockwave-flash"> <!--首页地址更改为http://eli.blogjava.net/--> <script language="javascript" type="text/javascript"> var title=document.getElementById("Header1_HeaderTitle"); title.href="http://eli.blogjava.net/"; </script>zh-cnThu, 24 Jan 2008 17:50:05 GMTThu, 24 Jan 2008 17:50:05 GMT60Oracle中删除重复记录http://www.blogjava.net/eli/archive/2008/01/22/177119.html屹砾屹砾Tue, 22 Jan 2008 10:53:00 GMThttp://www.blogjava.net/eli/archive/2008/01/22/177119.htmlhttp://www.blogjava.net/eli/comments/177119.htmlhttp://www.blogjava.net/eli/archive/2008/01/22/177119.html#Feedback0http://www.blogjava.net/eli/comments/commentRss/177119.htmlhttp://www.blogjava.net/eli/services/trackbacks/177119.html   where e1.empno <> (select max(empno) from emp e2
  where e1.deptno=e2.deptno
  and e1.job=e2.job);
删除数据库中的重复记录(不是全部删除)
原理是删除重复记录中不是最大值的记录，
这要求此字段必需是数字型

屹砾 2008-01-22 18:53 发表评论
]]>DBMS_JOB.SUBMIT的使用http://www.blogjava.net/eli/archive/2007/10/31/157332.html屹砾屹砾Wed, 31 Oct 2007 14:32:00 GMThttp://www.blogjava.net/eli/archive/2007/10/31/157332.htmlhttp://www.blogjava.net/eli/comments/157332.htmlhttp://www.blogjava.net/eli/archive/2007/10/31/157332.html#Feedback0http://www.blogjava.net/eli/comments/commentRss/157332.htmlhttp://www.blogjava.net/eli/services/trackbacks/157332.html阅读全文

屹砾 2007-10-31 22:32 发表评论
]]>JDBC中的日期问题http://www.blogjava.net/eli/archive/2007/10/30/156993.html屹砾屹砾Tue, 30 Oct 2007 09:35:00 GMThttp://www.blogjava.net/eli/archive/2007/10/30/156993.htmlhttp://www.blogjava.net/eli/comments/156993.htmlhttp://www.blogjava.net/eli/archive/2007/10/30/156993.html#Feedback0http://www.blogjava.net/eli/comments/commentRss/156993.htmlhttp://www.blogjava.net/eli/services/trackbacks/156993.html阅读全文

屹砾 2007-10-30 17:35 发表评论
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