11. Group and Aggregate Functions

Problems

01. Highest Peaks in Asia

Условия на задачите

Ресурси

02. Highest Peak and Elevation by Country

03. Records’ Count

Problem Descriptions

Databases

04. Longest Magic Wand

05. Longest Magic Wand by Deposit Group

06. Smallest Deposit Group by Size of Magic Wand

07. Sum of Deposits

08. Deposit Sum of Ollivander Family

09. Filtering Deposits

10. Deposit Charge

11. Age Groups

12. First Letter

13. Average Interest

14. *Rich Wizard, Poor Wizard