发布网友 发布时间:2024-10-21 08:59
共4个回答
热心网友 时间:2024-11-16 12:52
你用distinct xm,结果肯定只显示一行热心网友 时间:2024-11-16 12:50
select * from tb_STU where [XM] in (select distinct xm from tb_stu)热心网友 时间:2024-11-16 12:48
select * from tb_STU where [XM] in (select distinct xm from tb_stu)热心网友 时间:2024-11-16 12:50
以上的都不对,我用查询语句试过!