SELECT CASE WHEN GROUPING(ProductUnit) = 1 THEN N'합계' WHEN GROUPING(ProductUnit)+GROUPING(ProductID) = 1 THEN N'소계' ELSE ProductUnit END AS ProductUnit ,CASE WHEN GROUPING(ProductID) = 0 THEN CONVERT(VARCHAR(5),ProductID) ELSE '' END AS ProductID ,CASE WHEN GROUPING(ProductID) = 0 THEN MAX(Name) ELSE '' END AS Name ,CASE WHEN GROUPING(ProductID) = 0 THEN MAX(ProductNumber) ELSE '' END AS Product..