mysql delete duplicate rows but keep one
DELETE c1 FROM contacts c1 INNER JOIN contacts c2 WHERE c1.id > c2.id AND c1.email = c2.email;
mysql delete duplicate rows but keep one
DELETE c1 FROM contacts c1 INNER JOIN contacts c2 WHERE c1.id > c2.id AND c1.email = c2.email;
how to delete all duplicate items in mysql
DELETE FROM FriendsData WHERE fID NOT IN ( SELECT fID FROM FriendsData GROUP BY UserID, FriendsUserID, IsSpecial, CreatedBy)
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