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A hard SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.

Domain
SQL
Difficulty
hard

Interview Prompt

Editorial wants to feature the top-rated product in every category. Within each category, find the product(s) with the highest rating and include all ties. Skip products with no rating. Return the product_name, category, and rating.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your sql solution with real code execution
  4. Get instant feedback and a hire/no-hire decision