Calculate the unit price for each transaction by dividing total_amount by quantity
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
Calculate the unit price for each transaction by dividing total_amount by quantity. Use NULLIF to prevent division-by-zero errors. Show transaction_id, total_amount, quantity, and the unit price.
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