CREATE TABLE tmp AS SELECT id FROM get_review_url WHERE (no,title,name,content) IN (SELECT no,title,name,content FROM get_review_url GROUP BY no,title,name,content HAVING COUNT(*) > 1) AND id NOT IN (SELECT MIN(id) FROM get_review_url GROUP BY no,title,name,content HAVING COUNT(*)>1); DELETE FROM get_review_url WHERE id IN (SELECT id FROM tmp); DROP TABLE tmp;
mysql 删除重复数据的sql语句,布布扣,bubuko.com
原文地址:http://blog.csdn.net/terry_water/article/details/37561735