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Deploy Outcomes by Service

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
Seniority
L4

Interview Prompt

For each service, pivot its deployment outcomes into columns: successful, failed, and rolled-back deploy counts. Status values may vary in casing. Return one row per service, ordered by service name.

Summary

Success, failure, rollback - side by side.

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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