First Contact
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 data platform team wants to see how many rows each batch job processed on its very first run, as a baseline for measuring throughput improvements over time. Show the job name and rows done from that first execution.
Summary
Every pipeline has a first run. This is what it brought back.
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