I’ve been thinking about this: will we ever replace caches entirely with databases? In this post I will share some ideas and how we are moving towards it. tl;dr we are still not there, yet.Why do we even use caches?Caches solve one important problem: providing pre-computed data at insanely low latencies, compared to databases. I am talking about typical use cases where we use a cache along with the db (cache aside pattern), where the application always talks with cache and database, tries to kee...