Documentation → PostgreSQL 9.3

Supported Versions: Current (17) / 16 / 15 / 14 / 13 / 12

Development Versions: devel

Unsupported versions: 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2 / 8.1 / 8.0 / 7.2 / 7.1

This documentation is for an unsupported version of PostgreSQL.
You may want to view the same page for the current version, or one of the other supported versions listed above instead.

PostgreSQL 9.3.25 Documentation
Prev	Up		Next

Chapter 58. Database Physical Storage

Table of Contents
58.1. Database File Layout
58.2. TOAST
58.3. Free Space Map
58.4. Visibility Map
58.5. The Initialization Fork
58.6. Database Page Layout

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

Prev	Home	Next
Examples	Up	Database File Layout