Number cloud costs within each provider-region combination (compound partition key) by bill_date
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
Interview Prompt
Number cloud costs within each provider-region combination (compound partition key) by bill_date. This distributes work more evenly than partitioning by provider alone.
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