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1. What is the purpose of the PRIMARY KEY constraint?
2. What is the difference between an INNER JOIN and an OUTER JOIN?
3. How do you create a new database in MySQL?
4. What is the purpose of the INDEX keyword?
5. How do you insert multiple rows into a table at once?
6. What is the purpose of the ORDER BY clause?
7. How do you delete all rows from a table?
8. What is the purpose of the FOREIGN KEY constraint?
9. How do you create a view in MySQL?
10. What is the purpose of the GROUP BY clause?
11. How do you update multiple rows in a table at once?
12. What is the purpose of the HAVING clause?
13. How do you create a stored procedure in MySQL?
14. What is the purpose of the LIMIT clause?
15. How do you create a trigger in MySQL?
16. What is the purpose of the UNION operator?
17. How do you create a database user in MySQL?
18. What is the purpose of the GRANT statement?
19. How do you create a database backup in MySQL?