Deals Of The Week - hours only!Up to 80% off on all courses and bundles.-Close
Introduction
LEAD and LAG
FIRST_VALUE, LAST_VALUE, NTH_VALUE
Summary
28. Exercise 2

Instruction

Great! Let's move to exercise 2.

Exercise

For each row, show the day, the price on that day, the price 7 days earlier and the difference between these two values.