Auction Lot Summary
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 product team is building a sales leaderboard for in-stock items. For each product currently in stock, show how many transactions reference it, the highest transaction amount, and which user placed the top transaction. Products with no transactions should still appear, showing a count of zero and no top user.
Summary
The hammer falls. Who bid the most?
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