| Subdomain | Problem Name | Problem Link | Language | Solution Link |
|---|---|---|---|---|
| BasicSelect | Japanese Cities' Attributes | Problem | tsql | Solution |
| BasicSelect | Japanese Cities' Names | Problem | tsql | Solution |
| BasicSelect | Revising the Select Query II | Problem | tsql | Solution |
| BasicSelect | Revising the Select Query I | Problem | tsql | Solution |
| BasicSelect | Select All | Problem | tsql | Solution |
| BasicSelect | Select By ID | Problem | tsql | Solution |
| BasicSelect | Weather Observation Station 1 | Problem | tsql | Solution |
| BasicSelect | Weather Observation Station 3 | Problem | tsql | Solution |
| BasicSelect | Weather Observation Station 4 | Problem | tsql | Solution |