單項(xiàng)選擇題

有名為 Sales 的表,現(xiàn)需要按客戶姓名(CustomerName)和銷售日期(SalesDate)排序返回銷售數(shù)據(jù)。為每個(gè)客戶提供最近期的銷售必須首先列出。應(yīng)使用的查詢語句為()

A.select CustomerName,SalesDate from Sales group by CustomerName,SalesDate
B.select CustomerName,SalesDate from Sales order by CustomerName,SalesDate
C.select CustomerName,SalesDate from Sales group by CustomerNameorderbySalesDateDESC
D.select CustomerName,SalesDate from Sales order by CustomerName,SalesDateDESC

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