• 2022-07-28
    关于groupby以下语句正确的是()
    A: SELECTstore_nameFROMStore_InformationGROUPBYstore_name
    B: SELECTSUM(sales)FROMStore_InformationGROUPBYsales
    C: SELECTstore_name,priceSUM(sales)FROMStore_InformationGROUPBYstore_name,price
    D: SELECTstore_name,SUM(sales)FROMStore_InformationGROUPBYstore_name