The Days That Line Up
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
- L3
Interview Prompt
For each pipeline run that finished successfully after January 1, 2026, match it to every batch job that started on the same calendar day. Report each pipeline name paired with a batch job priority, and for that pairing give the shortest, average, and longest pipeline duration in seconds.
Summary
No key ties these tables but the calendar. Read it right.
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