DELETE T1 FROM [dbo].[GEBOS_Time_Model] T1 
INNER JOIN [temp].[GEBOS_Time_Model] T2 
ON T1.[TimeModelNr] = T2.[TimeModelNr] 
GO

INSERT INTO [dbo].[GEBOS_Time_Model]
SELECT T1.* FROM [temp].[GEBOS_Time_Model] T1
GO
