复制代码 代码如下:
select a,b,c,count(*) from (select c.a,c.b,c.c from test c) having count(*) >= 2 group by a,b,c
或者
复制代码 代码如下:
select zdbh,tdzl,zdmj,count(*) from ecaadmin.zdsx group by zdbh,tdzl,zdmj having count(*) >= 2
名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
