Thirty Days of Shipping
An easy SQL mock interview question on DataDriven, with an AI interviewer who asks follow-up questions and a hire or no-hire decision at the end.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- L3
Interview Prompt
A platform engineering team tracks how many separate deployments ship each month, where a deployment is a unique pairing of service and version. Show each month next to its count of unique deployments.
Summary
A month in the life of an engineering team, counted one deploy at a time.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write and run your SQL against a real database
- Answer the interviewer's follow-up questions, then get a hire or no-hire decision