Three-Value Sum Combinations
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
- L4
Interview Prompt
Find all combinations of 3 different employee metric records whose values sum to exactly 25. Each combination must use three separate records with no reuse. Show the three values in each qualifying combination.
Summary
Pick three. See what they add up to.
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