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Service Scorecard

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

Domain
SQL
Difficulty
hard

Interview Prompt

The VP of Engineering wants a single dashboard row per service tying deploys to alerts. For each service in deploy_logs, count its deploys and then count how many rows in alert_events match on svc_name, keeping services with zero alerts. Return the svc_name, deploy count, and alert count.

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