MACCMS構架下MySql 刪除表中重複的數據保留一條的方法?

sql命令以下：sql DELETE FROM mac_vod  WHERE vod_id IN  (SELECT vod_id FROM (SELECT vod_id FROM mac_vod GROUP BY vod_name HAVING count(*) > 1)e);數據 mac_vod 爲表名 vod_id爲數據表結構名 vod_name爲數據表結構名 咱們是要刪除mac_vod中vo

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