Top Users by Session Time
A medium SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- medium
- Seniority
- L3
Problem
Return the top 10 users by total session duration. Show each user's ID, username, and total duration, from highest to lowest.
Summary
They spent the most time here.
Practice This Problem
Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a real database and grades it automatically.