MYSQL DATABASE INTERVIEW QUESTIONS

What is the Third Normal Form (3NF) in database normalization?

How do you ensure a table is in Third Normal Form (3NF)?

Why is it important for a table to be in Third Normal Form (3NF)?

Can you provide an example of a table that is in 2NF but not in 3NF, and explain how to convert it to 3NF?

What is a transitive dependency, and why must it be removed to achieve 3NF?

How does 3NF improve data integrity compared to 2NF?

Explain the impact of 3NF on database performance and maintenance.

Describe a scenario where a table in 2NF could lead to data anomalies, and how converting it to 3NF would resolve these issues.

How would you handle complex transitive dependencies in a large database to achieve 3NF?

Discuss the process of normalizing a database to Third Normal Form (3NF) with an example involving an employee management system.