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Historical version. PostgreSQL 8.2 has reached end of support. See the current manual.

Chapter 27. Reliability and the Write-Ahead Log

Table of Contents
27.1. Reliability
27.2. Write-Ahead Logging (WAL)
27.3. WAL Configuration
27.4. WAL Internals

This chapter explain how the Write-Ahead Log is used to obtain efficient, reliable operation.

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Read the upstream documentation. For corrections, first check the current manual.