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sql删除重复数据

时间:2021-07-01 10:21:17 帮助过:2人阅读

--删除重复数据
delete from PMS_Contract_LeasedRoom  where
LeasedRoomId not in
(select max(LeasedRoomId) from PMS_Contract_LeasedRoom group by ContractCode,RoomCode)
--having count(*)>1)

sql删除重复数据

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