Total Quantity for each product query

Question

I have a table PRODUCT with following attributes:

PRODUCTCODE(PK)
PRODDESCRIPTION
PRICE
STOCKLEVEL

Another table is PRODLINE with following attributes:

ORDERNUMBER(FK)
PRODCODE(FK)
QUANTITY

Now For each product I want to list out the Product_code , stock_level and the total quantity ordered. How can this be performed?

Answer 1

SELECT A.PRODUCTCODE, A.STOCKLEVEL, SUM(A.QUANTITY)
FROM PRODUCT A 
INNER JOIN PRODLINE B ON A.PRODUCTCODE=B.PRODCODE
GROUP BY A.PRODUCTCODE