oracle 查某一列有重复值的记录

标签：c   a   使用   name   oracle   rom   

-- 查找重复记录
select names,num
from test
where rowid != (select max(rowid)
                 from test b
                where b.names = test.names and
                      b.num = test.num)

或者使用

select names,num
from test
where rownum!= (select max(rownum)
                 from test b
                where b.names = test.names and
                      b.num = test.num)

oracle 查某一列有重复值的记录,布布扣,bubuko.com

oracle 查某一列有重复值的记录

标签：c   a   使用   name   oracle   rom   

原文地址：http://www.cnblogs.com/rongfengliang/p/3725645.html