The Final Sale
A medium 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
- medium
- Seniority
- L5
Interview Prompt
The catalog dashboard needs every product that has sold paired with its newest sale, since a product can have several transactions but only the most recent one belongs on the page. Show each product's name and category alongside that latest sale's amount and date.
Summary
Every product has a last sale. When was it?
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