On January 21th at 14:15 UTC , progression through exercises will be unavailable for 10 minutes due to a planned maintenance break.
Deals Of The Week - hours only!Up to 80% off on all courses and bundles.-Close
Introduction
Exercises

Instruction

There's nothing that can stop you! Here's the next one.

Exercise

For each company, select its name, the number of games it produced, the average cost of production. Show only these companies that produced more than one game.

Stuck? Here's a hint!

You cannot use aggregate functions in the WHERE clause. Use them in the HAVING clause:

GROUP BY company
HAVING COUNT(company) > 1