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
- L5
Interview Prompt
The merchandising team wants to identify outperforming products ahead of the quarterly review. Find every product whose average transaction amount runs higher than the overall average transaction amount within its own category. Return the product name, its average transaction amount, and the category's average transaction amount.
Summary
The category average is one thing. These beat it.
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