A easy SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- L3
Interview Prompt
The fraud team flagged a batch of purchases made by users who have never browsed the site. Find every transaction from the last 30 days where the buyer has no record in page_views at all. Return each user’s username and the transaction total.
Summary
They bought without ever loading a page.
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