Pipeline Throughput Ratio
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
- L5
Interview Prompt
The data platform team is measuring pipeline efficiency as the ratio of rows output to rows input per run, rounded to 4 decimal places. Show each run's pipeline name, start time, and throughput ratio, ordered by pipeline name and start time.
Summary
Compute current-to-initial value ratio per period.
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