常用sql

1. 同时利用limit和union SELECT * FROM ( SELECT * FROM Seq WHERE JULIANDAY('2012-05-25 19:02:00') <= JULIANDAY(TimeP) ORDER BY TimeP LIMIT 50 ) UNION SELECT
posted @ 2020-06-28 09:51  三年一梦  阅读(224)  评论(0)  编辑  收藏  举报