-- Listing 2: Inner Join Query That Returns Order Details
SELECT C.companyname, O.orderid, P.productname, OD.qty
FROM Customers AS C
  JOIN Orders AS O
    ON O.custid = C.custid
  JOIN OrderDetails AS OD
    ON OD.orderid = O.orderid
  JOIN Products AS P
    ON P.productid = OD.productid