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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
L7

Interview Prompt

Return the user IDs and total spend for customers who fall in the top 1% by total transaction amount over the last 7 days.

Summary

Top 1% of users by total spend via percentile bucketing.

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

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