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The Phantom Readers

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
mid, senior

Interview Prompt

Given users, page_views, and transactions tables, write a query to find users who viewed at least 5 articles in the past 30 days but have zero transactions ever. Return each user's ID and total view count, ranked by views descending.

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