POSTGRESQL DATABASE INTERVIEW QUESTIONS

What is the purpose of the SELECT INTO statement in PostgreSQL?

What is the basic syntax of the SELECT INTO statement?

How does SELECT INTO differ from CREATE TABLE AS in PostgreSQL?

Can SELECT INTO be used to create a table with constraints, such as primary keys or unique constraints?

What happens if you use SELECT INTO with a query that returns no rows?

Is it possible to create a temporary table using SELECT INTO? If so, how?

How does SELECT INTO handle data types when creating a new table?

Can you use SELECT INTO with complex queries involving joins and subqueries?

Explain a scenario where using SELECT INTO might not be the best choice and why.

In a PostgreSQL certification exam, you might be asked: Describe a scenario where SELECT INTO is not the best choice and provide an alternative solution.