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Sql 使用枢轴并将其连接在一起_Sql_Sql Server_Tsql_Sql Server 2008_Pivot - Fatal编程技术网

Sql 使用枢轴并将其连接在一起

Sql 使用枢轴并将其连接在一起,sql,sql-server,tsql,sql-server-2008,pivot,Sql,Sql Server,Tsql,Sql Server 2008,Pivot,考虑这个查询: SELECT [Order Details].OrderID, c.CategoryName, COUNT(c.CategoryID) FROM [Order Details] INNER JOIN Products p ON p.ProductID = [Order Details].ProductID INNER JOIN Categories c ON c.CategoryID = p.CategoryID G

考虑这个查询:

SELECT [Order Details].OrderID,
   c.CategoryName,
   COUNT(c.CategoryID)
FROM   [Order Details]
   INNER JOIN Products p
        ON  p.ProductID = [Order Details].ProductID
   INNER JOIN Categories c
        ON  c.CategoryID = p.CategoryID
GROUP BY
   [Order Details].OrderID,
   c.CategoryName
ORDER BY
   [Order Details].OrderID
此查询返回此结果(Usnig Northwind数据库):

我想使用Pivot和Join来获得这样的结果:

OrderID    Condiments    Produce    Seafood    Condiments    Grains/Cereals    ...
--------------------------------------------------------------------------------------
10250           1            1           1          0              0             ...
10251           1            0           0          0              2             ...
...
我怎么能做到

谢谢

WITH T
     AS (SELECT [Order Details].OrderID,
                c.CategoryName,
                c.CategoryID
         FROM   [Order Details]
                INNER JOIN Products p
                  ON p.ProductID = [Order Details].ProductID
                INNER JOIN Categories c
                  ON c.CategoryID = p.CategoryID)
SELECT *
FROM   T PIVOT ( COUNT (CategoryID) FOR CategoryName IN ( 
       [Beverages],
       [Condiments],
       [Confections], 
       [Dairy Products], 
       [Grains/Cereals],
       [Meat/Poultry],
       [Produce],
       [Seafood]) ) AS pvt
ORDER  BY OrderID