B-Tree Indexes

B-Tree (short for Balanced Tree) is the default index type in PostgreSQL, and it's designed to work efficiently with a broad range of queries. A B-Tree is a data structure that enables fast search, insertion, and deletion of elements in a sorted order. B-Tree indexes are the most commonly used index type in PostgreSQL – versatile, efficient, and well-suited for various query types.

Learn more from the following resources:

• @official@B-Tree
• @video@B-Tree Indexes