Practice problems across 75+ categories
Practice problems frequently asked at Database • 324 problems | 120 Easy | 135 Medium | 61 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 226 | Premier League Table Ranking III | Medium | Database |
| 227 | Primary Department for Each Employee | Easy | Database |
| 228 | Product Price at a Given Date | Medium | Database |
| 229 | Product Sales Analysis I | Easy | Database |
| 230 | Product Sales Analysis II | Easy | Database |
| 231 | Product Sales Analysis III | Medium | Database |
| 232 | Product Sales Analysis IV | Medium | Database |
| 233 | Product Sales Analysis V | Easy | Database |
| 234 | Product's Price for Each Store | Easy | Database |
| 235 | Products With Three or More Orders in Two Consecutive Years | Medium | Database |
| 236 | Product's Worth Over Invoices | Easy | Database |
| 237 | Project Employees I | Easy | Database |
| 238 | Project Employees II | Easy | Database |
| 239 | Project Employees III | Medium | Database |
| 240 | Queries Quality and Percentage | Easy | Database |
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