What is a Nested Select Statement?
In PostgreSQL, a Nested query is a query within another PostgreSQL query and embedded within the WHERE clause. It is also known as a subquery, which is a query nested within another query.
What is Nested Select Statement in PostgreSQL?
Nested select statements, also known as subqueries which is a fundamental concept in PostgreSQL and play an important role in data retrieval and manipulation. In PostgreSQL, a powerful relational database management system, the nested select statements allow for complex queries by nesting one query within another.
In this article, We will explore the concept of nested select statements in PostgreSQL by understanding the various examples and so on.