This section is a collection of articles about PostgreSQL internals, from how database files are created during initdb to the mechanics of physical and logical replication. It’s a hands-on exploration, part reference, part engineering journal, for anyone building or working deeply with PostgreSQL and curious about how it actually works under the hood.
"If you want to master something, teach it. The more you teach, the better you learn.
Teaching is a powerful tool to learning." - Richard Feynman
