2015年8月28日
pms主键
摘要： delete from pms未关联数据 t1 where t1.rowid > (select min(rowid) from pms未关联数据 t2 where t1.pms主键 = t2.pms主键 group by pms主键 having count(pms主键) > 1); 阅读全文
posted @ 2015-08-28 11:20 秋意-求变 阅读(131) 评论(0) 推荐(0) 编辑