Most Profitable Region Month
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
- L4
Interview Prompt
The finance team wants the single most profitable region and month pairing from 2026. Match each order to the transactions sharing the same ID modulo 100, total the order profit within each region and transaction month, and return the one pairing with the highest total.
Summary
One region, one month. Peak profit.
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