Average Compensation by Department and Status
A medium SQL mock interview question on DataDriven, with an AI interviewer who asks follow-up questions and a hire or no-hire decision at the end.
- Domain
- SQL
- Difficulty
- medium
- Seniority
- L3
Interview Prompt
Finance is comparing how much value different kinds of accounts bring in. For each account status, find the average total value per user, where a user's value is everything they spent on purchases plus the ad revenue their impressions earned.
Summary
Average compensation. Department by department.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write and run your SQL against a real database
- Answer the interviewer's follow-up questions, then get a hire or no-hire decision