日期範圍內商品銷售額排行榜的SQL語句編寫

一：涉及訂單表，訂單詳細表 SQL: SELECT productName '商品名稱',SUM(price*number) '銷售總額' FROM t_orderdetail WHERE orderID IN (SELECT id FROM t_order WHERE DATE(createdate) BETWEEN '2014-01-01' AND '2014-01-31') GROUP BY

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