SQL 比對兩資料表兩欄位以上不重複

SELECT [Ex_Date] ,[From_Currency] ,[To_Currency] ,[Ex_Rate] ,[Create_Date] ,[Create_User] ,[Modify_Date] ,[Modify_User] FROM [BackData].[dbo].[A145] EXCEPT SELECT [Ex_Date] ,[From_Currency] ,[To_Currency] ,[Ex_Rate] ,[Create_Date] ,[Create_User] ,[Modify_Date] ,[Modify_User] FROM [T1S1DB02].[BackData].[dbo].[A145]