The Heavy Lifters
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
- L4
Interview Prompt
A merchandising team wants to find the product categories that lean on bulk orders. Return the categories where bulk purchases bring in more than half of total revenue, giving just the category name.
Summary
In some categories, a handful of big orders carry the rest.
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