备忘.... SQL语句: table:表名 test:要查的列(有重复的值) select * from table a where (select count(1) from table b where a.test=b.test)>1 相关文章: 2021-07-17 2022-12-23 2021-05-07 2022-12-23 2022-03-03 2022-12-23 2021-12-22 2022-12-23