POSTGRESQL DATABASE INTERVIEW QUESTIONS

What is a Business Key in PostgreSQL?

Can you explain what a Natural Key is in PostgreSQL?

What is a Candidate Key in PostgreSQL and how is it different from a Primary Key?

Why is it important to choose the right Business Key in PostgreSQL?

How can a Natural Key be advantageous in PostgreSQL compared to a Surrogate Key?

What are some common characteristics of Candidate Keys in PostgreSQL?

Discuss the challenges of using a Business Key in PostgreSQL for database design.

What are the potential downsides of using a Natural Key in PostgreSQL?

Why might a database designer choose to use a Surrogate Key instead of a Natural Key in PostgreSQL?

How do Candidate Keys support data integrity in PostgreSQL?