我不知道如何为AS列添加where条件,
我尝试使用带有方括号的列,但它不起作用
SELECT
Suppliers.CompanyName,
SUM([Order Details].UnitPrice*Quantity) AS [Total sales]
FROM
[Order Details]
INNER JOIN
Products ON products.ProductID = [Order Details].ProductID
INNER JOIN
Suppliers ON Products.SupplierID = Suppliers.SupplierID
WHERE
GROUP BY
Suppliers.CompanyName
ORDER BY
2 DESC;
我只希望看到总销售额超过10,000
最佳答案
您需要在HAVING子句中添加条件:
SELECT
Suppliers.CompanyName,
SUM([Order Details].UnitPrice*Quantity)AS [Total sales]
FROM [Order Details]
INNER JOIN
Products ON products.ProductID= [Order Details] .ProductID
INNER JOIN
Suppliers ON Products.SupplierID= Suppliers.SupplierID
GROUP BY Suppliers.CompanyName
HAVING SUM([Order Details].UnitPrice*Quantity) > 10000
Order by 2 desc;
关于sql - 如何添加WHERE条件以使用INNER JOINs进行编码?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/55892643/