POSTGRESQL DATABASE INTERVIEW QUESTIONS

What is a surrogate key in PostgreSQL?

Why would you use a surrogate key instead of a natural key in PostgreSQL?

What is the difference between a surrogate key and a primary key in PostgreSQL?

How does PostgreSQL generate surrogate keys?

What are some potential issues with using surrogate keys in PostgreSQL?

Can surrogate keys improve performance in PostgreSQL databases? If so, how?

How would you handle the migration of data that involves surrogate keys in PostgreSQL?

Discuss the implications of using composite surrogate keys in PostgreSQL.

What are some best practices for managing surrogate keys in PostgreSQL?

Explain the role of surrogate keys in maintaining database normalization in PostgreSQL.