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Chapter 66. Database Physical Storage
Prev UpPart VII. InternalsHome Next

Chapter 66. Database Physical Storage

Table of Contents

66.1. Database File Layout
66.2. TOAST
66.2.1. Out-of-Line, On-Disk TOAST Storage
66.2.2. Out-of-Line, In-Memory TOAST Storage
66.2.3. Pluggable TOAST
66.3. Free Space Map
66.4. Visibility Map
66.5. The Initialization Fork
66.6. Database Page Layout
66.7. Heap-Only Tuples (HOT)

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


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65.6. Hash Indexes Home 66.1. Database File Layout
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