Deals Of The Week - hours only!Up to 80% off on all courses and bundles.-Close

Wrap course as a gift

Prepare your gift and double-check it looks just right.

Form validation errors

Recipient's Name:
Recipient's Email:
Your Message (Optional):
Proceed to Checkout

Writing User-Defined Functions in PostgreSQL

Returning tables and sets
Summary
12. Exercise 4

Instruction

Brilliant! Now, let's complete the last recap exercise.

Exercise

Invoke the function named get_users_of_three_best_answers() – write a SELECT statement that returns one column containing an array of users – each user in a (id, name, count_of_answers) format – returned by the function.