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The Spending Rhythm

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

Domain
SQL
Difficulty
easy
Seniority
L3

Interview Prompt

A finance team wants a monthly spending cadence report so they can spot irregular purchasing patterns. For each user, break their transaction count out by calendar month.

Summary

Every month tells a spending story, user by user.

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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