N+1 Queries
Explore the N+1 query problem in Rails applications and understand why it impacts performance. Learn to use the includes method to preload associated data efficiently, reducing database requests and optimizing your Rails API.
We'll cover the following...
We'll cover the following...
What are N+1 queries?
The N+1 query problem happens when our code executes N additional query statements to fetch the same data that could have been retrieved when executing the primary query. N+1 requests are an issue that can have a significant impact on the performance of an application. This phenomenon often occurs when using an ...