2020年12月3日
MySQL8.0跟5.7分组查询表所有字段
摘要： //MySQL 8.0写法 select * from( select row_number() over (partition by UserName order by CheckTime desc) as rn,u.* from kq_record u where CheckDate = '20 阅读全文
posted @ 2020-12-03 17:51 StarFox 阅读(479) 评论(0) 推荐(0)