主 题:这句sql语句可不可以变成连接查询的呢? 作 者:overmind (overmind) 等 级: 信 誉 值:100 所属社区:oracle 开发 问题点数:100 回复次数:6 发表时间:2004-12-14 10:31:43 select t1.oid from t1 where t1.oid not in (select oid from t2 where t2.userid='overmind'); 回复人: overmind(overmind) ( ) 信誉:100 2004-12-14 10:32:07 得分: 0 谢谢了先! top 回复人: orarichard(没钱的日子好难过啊) ( ) 信誉:100 2004-12-14 10:38:00 得分: 100 select t1.oid from t1,(select oid from t2 where t2.userid='overmind') t3where t1.oid <> t3.oid top 回复人: orarichard(没钱的日子好难过啊) ( ) 信誉:100 2004-12-14 10:40:49 得分: 0 还可以select t1.oid from t1,( select oid from t1 minus select oid from t2 where userid='overmind') t3where t1.oid=t3.oid;