The Merge Counter
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
- L4
Interview Prompt
The platform team wants to compare automated build activity on main against the release branch for 2026. Treat any build whose trigger isn't 'manual' as a merge build. For each branch, show how many merge builds happened, expressed both as a whole number and as a decimal, plus the average build duration.
Summary
How many builds came from merges?
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