如何根据订单ID获得总销售额

Question

我需要按订单ID计算不同产品的总销售额。 我的桌子就像。

Product      Order_ID   Sales
AAA          Dress      100
AAA          Dress      50
AAA          Pen        150
BBB          Dress      80
BBB          Paint      50
CCC          Chocolate  100
CCC          Chocolate  10
CCC          Chocolate  30

Answer 1

这对你有用..

    SELECT Product, Order_Id, SUM(Sales) AS 'TotalSales'
    FROM Table GROUP BY Product, Order_Id ORDER BY Order_Id, Product

Answer 2

SELECT *,
       SUM(Sales) OVER(PARTITION BY Product, Order_ID) AS Total_Sales
FROM Your_Table