Successful Call Volume per Endpoint
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
- L5
Interview Prompt
The reliability team is zeroing in on the routes that carry real load on the API gateway: the endpoints handling a heavy share of the total call volume. For those endpoints, count the successful calls each one served, busiest first.
Summary
Not every ping is honest.
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