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

Standard SQL Functions

Final Quiz
1. Introduction

Instruction

And... finally! You've made it to the last part of our course. It's time for our ultimate quiz! Do you remember string functions? Numerical functions? Dates? Aggregates? It's time to check up on all of that! We've prepared nine questions for you!

As always, we'll start with the introduction of our tables. Today, we'll work with Mensa, the oldest IQ society in the world! Of course, don't take it too seriously – these data are purely fictional.

Exercise

Select all the information from the table branch.

Nothing extraordinary: id, country and city of the branch.