可以试一下
2023-01-04 16:42
2022-12-25 16:49
2022-12-25 15:30
select 姓名 ,性别 ,年龄 ,电话 from( select t1.* ,count(1) as con from 表a t1 group by 姓名 having con=1 )
2022-12-24 15:28