mysql 删除重复数据的sql语句

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;

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