The Legacy Hunt
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
- L3
Interview Prompt
The data engineering team is sunsetting pipelines that predate a recent infrastructure migration. Surface every unique pipeline name that had at least one run before July 1, 2026.
Summary
Old data. Still matters.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your sql solution with real code execution
- Get instant feedback and a hire/no-hire decision