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Build Health

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

Interview Prompt

The platform team is preparing a CI health report for the engineering all-hands. For each repository, show the number of builds that finished successfully, the number that failed, and the success rate as a percentage of all builds. Only include repositories that have run at least three builds total , anything with fewer runs isn't meaningful. Present from highest success rate to lowest.

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