The N+1 Query Problem: Fixing Slow Applications And Overworked Servers
Meet the N+1 query problem: when ORMs trigger extra queries for related data, slowing down apps & overworking servers. Fix it with joins, eager loading & profiling tools to keep your database fast!
Ever heard of a bug that isn’t technically a bug but still ruins your database performance? Meet the N+1 query problem, the sneaky culprit behind slow applications and overworked servers. What is the N+1 Query Problem? Imagine you run a blog platform, and you need to fetch posts along with their comments. Ideally, you'd want to grab all the data in one go, but your ORM (Object-Relational Mapping) might decide to make separate queries for each post’s comments. This means: One query fetches all posts. Then, for each post, an additional query fetches its comments. If you have 100 po...