Database

A beginner's guide to Backend as a Service: how BaaS platforms handle servers, databases, and authentication, plus pricing and popular options.

Postgres Book is a free, open-source site that teaches PostgreSQL one topic at a time, with runnable examples read through a CLI.

An interactive tour of PostgreSQL 19 that lets developers try the upcoming release's changes in action instead of reading release notes.

Uber Engineering explains why its monolithic Python backend moved off Postgres to Schemaless, a sharding layer built on MySQL, and the limits it hit.