Splitting the Load
A medium SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- medium
- Seniority
- L3
Interview Prompt
We keep a cost allocation table where each row is one service charge booked to a team. For each team, surface its three highest-cost charges, showing the team name, a label that combines the service and its region, and the amount.
Summary
The heaviest bills each team carries.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your sql solution with real code execution
- Get instant feedback and a hire/no-hire decision