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The Transaction Breakdown

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
L4

Interview Prompt

We're building an exec dashboard tile that shows how transaction volume is accelerating. Produce a single-row snapshot with the transaction count over the last 30 days, the last 180 days, and all-time.

Summary

Multiple time windows. One query. The business wants all of it at once.

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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