Category: Performance

MongoDB Indexes with Spring Data

When working with large amounts of data the use of indexes will greatly improve the time it takes for your queries to run by storing part of a collection's data in a form that is easy to traverse. To add some indexes to your collections you could run some functions directly via the Mongo Shell or ...

Learning Big O Notation with O(n) complexity

Big O Notation is one of those things that I was taught at university but never really grasped the concept. I knew enough to answer very basic questions on it but that was about it. Nothing has changed since then as I have not used or heard any of my colleagues mention it since I started ...