Chapter 28. Reliability and the Write-Ahead Log

Table of Contents

28.1. Reliability
28.2. Data Checksums
28.2.1. Off-line Enabling of Checksums
28.3. Write-Ahead Logging (WAL)
28.4. Asynchronous Commit
28.5. WAL Configuration
28.6. WAL Internals

This chapter explains how to control the reliability of PostgreSQL, including details about the Write-Ahead Log.