Chapter 29. Reliability and the Write-Ahead Log

Table of Contents

29.1. Reliability
29.2. Data Checksums
29.2.1. Off-line Enabling of Checksums
29.3. Write-Ahead Logging (WAL)
29.4. Asynchronous Commit
29.5. WAL Configuration
29.6. WAL Internals

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