أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
easiest way using close group by and having:
exemple: table T1 with colomn A
DELETE T1 WHERE A IN ( SELECT A FROM T1 GROUP BY A HAVING COUNT (*) > 1 ) ;
Distinct option is the easiest way to remove Duplicate rows