关于group by 以下语句正确的是( )A.SELECT store_name FROM Store_Information GROUP BY store_nameB. SELECT SUM(sales) FROM Store_Information GROUP BY salesC.SELECT store_name, price SUM(sales) FROM Store_Information GROUP BY store_name,priceD.SELECT store_name, SUM(sales) FROM Store_Information GROUP BY store_name

关于group by 以下语句正确的是( )

A.SELECT store_name FROM Store_Information GROUP BY store_name

B. SELECT SUM(sales) FROM Store_Information GROUP BY sales

C.SELECT store_name, price SUM(sales) FROM Store_Information GROUP BY store_name,price

D.SELECT store_name, SUM(sales) FROM Store_Information GROUP BY store_name


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