SQL Practice Question

30 Day Challenge to solve 3 Question every day and Post those on GitHub can be from Any Practice Platform

All question are listed in the this site: https://leetcode.com/list/e97a9e5m/

Name		Name	Last commit message	Last commit date
Latest commit History 23 Commits
1. Combine Two Tables.sql		1. Combine Two Tables.sql
10. Department Top Three Salaries.sql		10. Department Top Three Salaries.sql
11. Delete Duplicate Emails.sql		11. Delete Duplicate Emails.sql
12. Rising Temperature.sql		12. Rising Temperature.sql
14. Find Customer Referee.sql		14. Find Customer Referee.sql
15. Customer Placing the Largest Number of Orders.sql		15. Customer Placing the Largest Number of Orders.sql
16. Big Countries.sql		16. Big Countries.sql
17. Classes More Than 5 Students.sql		17. Classes More Than 5 Students.sql
2. Second Highest Salary.sql		2. Second Highest Salary.sql
20. Tree Node.sql		20. Tree Node.sql
3. Nth Highest Salary.sql		3. Nth Highest Salary.sql
4. Rank Scores.sql		4. Rank Scores.sql
5. Consecutive Numbers.sql		5. Consecutive Numbers.sql
6. Employees Earning More Than Their Managers.sql		6. Employees Earning More Than Their Managers.sql
7. Duplicate Emails.sql		7. Duplicate Emails.sql
8. Customers Who Never Order.sql		8. Customers Who Never Order.sql
9. Department Highest Salary.sql		9. Department Highest Salary.sql
README.md		README.md

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