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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
Seniority
L5

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.

Summary

Every category wants a bigger slice.

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

Related

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