Loading interview...

Market Share

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

Strategy needs each product category's share of total revenue for the investor deck. For each category, compute its percentage of total transaction revenue against the platform-wide total. Return the category and its revenue share.

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