Working with indexes in MongoDB
An index is a data structure that provides a quick lookup mechanism for locating specific pieces of data within a vast dataset. Indexes are crucial for enhancing query performance by enabling the database to quickly locate documents based on specific fields.
By creating appropriate indexes, you can significantly reduce the time taken to execute queries, especially for large collections. Indexes also facilitate the enforcement of uniqueness constraints and support the execution of sorted queries and text search queries.
In this recipe, we’ll explore the concept of indexes in MongoDB and we will create indexes to improve search performances for songs in our streaming platform.
Getting ready
To follow along with the recipe, you need to have a MongoDB instance already set up with at least a collection to apply indexes. If you are following along with the cookbook, make sure you went through the Setting up MongoDB with FastAPI and CRUD...
