Common Age Buckets
A easy SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- L3
Interview Prompt
The growth team is profiling the user base by age demographics. Which age buckets have more than one user? Show each qualifying bucket and its user count, sorted from largest to smallest.
Summary
Duplicate records hiding in the users table.
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