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
1. Introduction
LEAD and LAG
FIRST_VALUE, LAST_VALUE, NTH_VALUE
Summary

Instruction

Greetings! It's part 6 of our window functions course. We're going to introduce a few widely used analytic functions that are often used with window functions. Thanks to them, you'll be able to write queries that are useful when making business decisions. Are you ready?

Exercise

Press Next exercise to continue.