Even the Silent Ones
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
- L5
Interview Prompt
We're building a single per-user report that pairs how often each account shows up with how much it has spent. Every user belongs on it, including the ones that never started a session or never made a purchase.
Summary
The quietest accounts still belong in the numbers.
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