Table Relations

Contest details

Table Relations
Allowed languages: | MySQL prepare DB & run queries | MySQL run queries & check DB | MySQL run skeleton, run queries & check DB |
Contest participants: 45
Practice participants: 186

Problems

01. One-To-One Relationship

02. One-To-Many Relationship

03. Many-To-Many Relationship

04. Self-Referencing

05. Online Store Database

06. University Database

09. Employee Address

10. Employee Departments

11. Employees Without Projects

12. Employees With Project

13. Employee 24

14. Employee Manager

15. Highest Peaks in Bulgaria

16. Count Mountain Ranges

17. Countries With or Without Rivers

18. Continents and Currencies

19. Countries Without any Mountains

20. Highest Peak and Longest River by Country

21. Highest Peak Name and Elevation by Country


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