PostgreSQL Replication by Hans-Jurgen Schonig

This book has a chapter dedicated to each aspect of replication. The new features of PostgreSQL 9 are introduced and there are lots of practical examples and screenshots. PostgreSQL Replication is ideal for PostgreSQL administrators who want to set up and understand replication. If you want to make your databases more robust, more secure, faster, and more scalable, you will find all the information you need in this single book focusing exclusively on PostgreSQL replication. It is assumed that you already have some basic experience with PostgreSQL.