打赏
2020年10月22日
SQL 列重复查询
摘要： SQL 列重复查询 1.查询某一列重复 SELECT Name FROM dbo.Member t WHERE Name IN (SELECT Name FROM dbo.Member GROUP BY Name HAVING COUNT(Name)>1 ) ORDER BY t.Name 2.查询 阅读全文
posted @ 2020-10-22 18:05 苍山落暮 阅读(387) 评论(0) 推荐(0)