Top Product Categories
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
Find the top 3 product categories by total transactions. If categories are tied at a cutoff rank, include all of them. Category info comes from the products table. Return the category, transaction count, and rank.
Summary
Top three categories by page views.
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