https://blog.youkuaiyun.com/liushiboyzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/liushiboy/article/details/1845439https://blog.youkuaiyun.com/liushiboy/article/details/1845439liushiboyFri, 26 Oct 2007 16:42:00 +0800https://blog.youkuaiyun.com/liushiboy/article/details/1806425https://blog.youkuaiyun.com/liushiboy/article/details/1806425liushiboySat, 29 Sep 2007 14:12:00 +0800https://blog.youkuaiyun.com/liushiboy/article/details/1042326https://blog.youkuaiyun.com/liushiboy/article/details/1042326liushiboyWed, 09 Aug 2006 16:06:00 +0800 select ename,sal   2  from  3  (select ename,sal from emp order by sal desc)  4  where rownum  5  /ENAME ]]>https://blog.youkuaiyun.com/liushiboy/article/details/1042314https://blog.youkuaiyun.com/liushiboy/article/details/1042314liushiboyWed, 09 Aug 2006 16:03:00 +0800https://blog.youkuaiyun.com/liushiboy/article/details/994369https://blog.youkuaiyun.com/liushiboy/article/details/994369liushiboyFri, 28 Jul 2006 18:41:00 +0800