sql MS SQL Union交叉和除外

Posted 2021-05-13

SELECT P1.ProductModelID,
       P1.Name
FROM   Production.ProductModel P1
WHERE  P1.ProductModelID IN( 3, 4, 7, 8 )
Union | Union All | Intersect | Except
SELECT P2.ProductModelID,
       P2.Name
FROM   Production.ProductModel P2
WHERE  P2.ProductModelID IN( 3, 4, 5 )
ORDER  BY P1.Name;