摘要: select * from ( select max(source_t) source_t, [name],[sex] from ( SELECT 1 source_t , [name],[sex] FROM table_1 group by [name],[sex] union all SELEC 阅读全文
posted @ 2020-09-04 10:59 路边有一棵草 阅读(221) 评论(0) 推荐(0) 编辑