a0124 oreilly postgresql up and running jul 201 morebook vn 5047

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PostgreSQL: Up and Running

Regina Obe and Leo Hsu

Beijing • Cambridge • Farnham • Kưln • Sebastopol • Tokyo


PostgreSQL: Up and Running
by Regina Obe and Leo Hsu
Copyright © 2012 Regina Obe and Leo Hsu. All rights reserved.
Printed in the United States of America.
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Editor: Meghan Blanchette
Production Editor: Iris Febres
Proofreader: Iris Febres

Cover Designer: Karen Montgomery
Interior Designer: David Futato
Illustrator: Rebecca Demarest

Revision History for the First Edition:
2012-07-02
First release

See for release details.

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O’Reilly Media, Inc. PostgreSQL: Up and Running, the image of the elephant shrew, and related trade
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ISBN: 978-1-449-32633-3
[LSI]
1341247831


Table of Contents

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
1. The Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Where to Get PostgreSQL
Notable PostgreSQL Forks
Administration Tools
What’s New in Latest Versions of PostgreSQL?
Why Upgrade?
What to Look for in PostgreSQL 9.2
PostgreSQL 9.1 Improvements
Database Drivers
Server and Database Objects
Where to Get Help

1
1
2
3
4
4
5
5
6
8

2. Database Administration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Configuration Files
The postgresql.conf File
The pg_hba.conf File
Reload the Configuration Files
Setting Up Groups and Login Roles (Users)
Creating an Account That Can Log In
Creating Group Roles
Roles Inheriting Rights
Databases and Management
Creating and Using a Template Database
Organizing Your Database Using Schemas
Permissions
Extensions and Contribs
Installing Extensions
Common Extensions
Backup

9
10
12
14
14
15
15
15
16
16
16
17
18
19
21
22

iii


About the Authors
Regina Obe is a co-principal of Paragon Corporation, a database consulting company
based in Boston. She has over 15 years of professional experience in various
programming languages and database systems, with special focus on spatial databases.
She is a member of the PostGIS steering committee and the PostGIS core development
team. Regina holds a BS degree in mechanical engineering from the Massachusetts
Institute of Technology. She co-authored PostGIS in Action.
Leo Hsu holds an MS degree in engineering of economic systems from Stanford Leo
Hsu is a co-principal of Paragon Corporation, a database consulting company based in
Boston. He has over 15 years of professional experience developing and thinking about

databases for organizations large and small. Leo holds an MS degree in engineering of
economic systems from Stanford University and BS degrees in mechanical engineering
and economics from the Massachusetts Institute of Technology. He co-authored
PostGIS in Action.


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