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PostgreSQL 9 Administration Cookbook - Second Edition

You're reading from  PostgreSQL 9 Administration Cookbook - Second Edition

Product type Book
Published in Apr 2015
Publisher Packt
ISBN-13 9781849519069
Pages 504 pages
Edition 1st Edition
Languages
Toc

Table of Contents (19) Chapters close

PostgreSQL 9 Administration Cookbook Second Edition
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
1. First Steps 2. Exploring the Database 3. Configuration 4. Server Control 5. Tables and Data 6. Security 7. Database Administration 8. Monitoring and Diagnosis 9. Regular Maintenance 10. Performance and Concurrency 11. Backup and Recovery 12. Replication and Upgrades Index

Bi-Directional Replication


Bi-Directional Replication (BDR) is a project used to allow multimaster replication with PostgreSQL. There is a range of possible architectures. The first use case we support is "all-nodes-to-all-nodes". BDR will eventually support a range of complex architectures, which is discussed later.

BDR is a fully open source project owned by the PostgreSQL Global Development Group. BDR aims for eventual inclusion within core PostgreSQL, though knowing that is a long and rigorous process, it also aims to provide working software solutions, now!

BDR aims to allow the nodes of the cluster to be physically distributed, allowing worldwide access to data and allowing for disaster recovery. Each BDR master node runs individual transactions; there is no globally distributed transaction manager.

BDR includes replication of data changes and data definition (DDL) changes. New tables are added automatically, ensuring that managing BDR is a low-maintenance overhead for applications...

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