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)
mysql delete duplicate rows
DELETE FROM table_name WHERE id IN ( SELECT id FROM ( SELECT id, ROW_NUMBER() OVER ( PARTITION BY field_1 ORDER BY field_1) AS row_num FROM table_name ) t WHERE row_num > 1 );
mysql delete duplicate rows except one
DELETE FROM NAMES WHERE id NOT IN (SELECT * FROM (SELECT MIN(n.id) FROM NAMES n GROUP BY n.name) x)
delete all duplicate rows keep the latest except for one in mysql
DELETE FROM `tbl_job_title` WHERE id NOT IN (SELECT * FROM (SELECT MAX(id) FROM `tbl_job_title` GROUP BY NAME) tbl)
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