YOU DON'T NEED A DEDICATED CACHE SERVICE - POSTGRESQL AS A CACHE

Summary from the TLDR Web Dev newsletter

This article explores how to leverage the features of PostgreSQL to turn it into a fully featured, efficient caching service. By doing so, you can eliminate the need to operate and manage an additional service for a single task. While the performance may not match that of specialized cache services, the extent of performance degradation will vary based on your data type and usage patterns. The article also offers a set of queries to assist you in assessing system performance.