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 cou
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
