PostgreSQL 9.2.0 Documentation
PrevUpNext

Chapter 56. Database Physical Storage

Table of Contents
56.1. Database File Layout
56.2. TOAST
56.3. Free Space Map
56.4. Visibility Map
56.5. The Initialization Fork
56.6. Database Page Layout

This chapter provides an overview of the physical storage format used by PostgreSQL databases.

PrevHomeNext
ExamplesUpDatabase File Layout