mysql查询删除表中重复数据
delete from zb where id in (select id from zb group by prd_name,mf_cmp_name,info having count(id) > 1) and
id not in (select min(id) from zb group by prd_name,mf_cmp_name,info having count(id) > 1);求解答！！！
[解决办法]
求解答呀。
大神们。。