SQL Interview Questions Based on Real World Data

🏋ī¸â€â™‚ī¸ It's crunch time! Solve 80 SQL coding questions and ace your data interview.

Window Functions: Lecture 4: LAG, LEAD
ID Title Level FTPR Lecture
68 Spend difference between first and second rentals difficult
0%
4.4
69 Number of happy customers difficult
20%
4.4
79 Spend difference between the last and the second last rentals difficult
0%
4.4
80 DoD revenue growth for each store difficult
0%
4.4