The Org Chart in Numbers
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
Show employee count broken down by department and fiscal quarter. For each department, create columns Q1 through Q4 showing how many metric entries exist per quarter. If a quarter has no entries, show 0.
Summary
Headcount by department, sliced by quarter. Every seat accounted for.
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