Practice problems across 75+ categories
Practice problems frequently asked at Database • 324 problems | 120 Easy | 135 Medium | 61 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 16 | Article Views I | Easy | Database |
| 17 | Article Views II | Medium | Database |
| 18 | Average Salary: Departments VS Company | Unknown | Database |
| 19 | Average Selling Price | Easy | Database |
| 20 | Average Time of Process per Machine | Easy | Database |
| 21 | Bank Account Summary | Medium | Database |
| 22 | Bank Account Summary II | Easy | Database |
| 23 | Big Countries | Easy | Database |
| 24 | Biggest Single Number | Easy | Database |
| 25 | Biggest Window Between Visits | Medium | Database |
| 26 | Bikes Last Time Used | Easy | Database |
| 27 | Binary Tree Nodes | Medium | Database |
| 28 | Bitwise User Permissions Analysis | Medium | Database |
| 29 | Books with NULL Ratings | Easy | Database |
| 30 | Build the Equation | Hard | Database |
Powerful online tools to boost your productivity
Coding Ground For Developers
Code, Edit, Run and ShareIgnite your coding potential on Coding Ground - an immersive online platform for hands-on learning, collaboration, and skill development.
