摘要: select * from (SELECT 字段名,COUNT(1) as c FROM 表名 WHERE 1 = 1 GROUP BY 字段名) s where s.c >1 效果如下: 阅读全文
posted @ 2022-03-29 17:30 迷糊桃 阅读(328) 评论(0) 推荐(0) 编辑