摘要: SELECT MAX(b.a) from ( select distinct * from (values (1), (1), (1), (2), (5), (1), (6)) as Y(a) ) as b SELECT MAX(b.b) from ( select distinct * from 阅读全文
posted @ 2020-09-03 14:58 唯爱金生 阅读(759) 评论(0) 推荐(0) 编辑