SQL優化--別名的錯誤使用

原SQL： SELECT COUNT(1) AS likenum, DATE_FORMAT(l.likeTime,’%Y-%m-%d’) AS statdate, cid, os FROM user_like_room_xx WHERE DATE_FORMAT(l.likeTime,’%Y-%m-%d’) BETWEEN ‘2020-08-27’ AND ‘2020-08-27’ GROUP BY

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