In this episode of the backend engineering show I'll discuss the difference between b-tree and b+tree why they were invented, what problems do they solve, and the advantages and disadvantages of both. I'll also discuss the limitation of implementing b-tree over b+tree and how Discord ran into a memory limitation using b-tree Mongo.

Check out my udemy Introduction to Database Engineering course https://husseinnasser.com/courses Learn the fundamentals of database systems to understand and build performant backend apps