mysql查询重复数据
摘要：
SELECT id,utype,title,upvideo FROM course_data WHERE title IN(SELECT title FROM course_data GROUP BY title HAVING COUNT(title) > 1) order by title asc 阅读全文
posted @ 2019-08-29 17:15 dudu2011 阅读(138) 评论(0) 推荐(0) 编辑
