问答题

查询图书“神曲”的销售总量及销售总额。语句如下:
SELECT BookName AS 书名, Sum(Amount) AS 销售总量, Sum(TotalPrice) AS 销售总额
FROM Book JOIN OrderDetail ON Book.BookCode=OrderDetail.BookCode
          JOIN [Order] ON OrderDetail.OrderCode=[Order].OrderCode
GROUP BY BookName
HAVING _________

答案: BookName='神曲'或BookName = '神曲'或bookname='神曲'或BOOKNAME='神曲'
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