If you're thinking about migrating to the PostgreSQL
open source database
system, this guide provides a concise overview to help you quickly understand and use PostgreSQL's unique features. Not only will you learn about the enterprise class features in the 9.2 release, you'll also discover that PostgeSQL is more than just a database
system - it’s also an impressive application platform.
With numerous examples throughout this book, you'll learn how to achieve tasks that are difficult or impossible in other databases. If you're an existing PostgreSQL
user, you'll pick up gems you may have missed along the way.