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PostgreSQL 14 Administration Cookbook

You're reading from  PostgreSQL 14 Administration Cookbook

Product type Book
Published in Mar 2022
Publisher Packt
ISBN-13 9781803248974
Pages 608 pages
Edition 1st Edition
Languages
Concepts
Authors (2):
Simon Riggs Simon Riggs
Profile icon Simon Riggs
LinkedIn
Simon Riggs is the CTO of 2ndQuadrant, having contributed to PostgreSQL as a major developer and committer for 14 years. He has written and designed features for replication, performance, BI, management, and security. Under his guidance, 2ndQuadrant is now a leading developer of open source PostgreSQL, serving hundreds of clients in USA, Europe, and worldwide. Simon is a frequent speaker at many conferences on PostgreSQL Futures. He has worked as a database architect for 30 years.
See other products by Simon Riggs
Gianni Ciolli Gianni Ciolli
Profile icon Gianni Ciolli
LinkedIn
Gianni Ciolli is the Vice President for Solutions Architecture at EnterpriseDB (EDB). As a PostgreSQL consultant, he has driven many successful enterprise deployments for customers in every part of the globe.Gianni is respected worldwide as a popular speaker and trainer at many PostgreSQL conferences in Europe and abroad over the last 14 years. He has worked with free and open-source software since the 1990s as an active member of the community (Prato Linux User Group, and Italian PostgreSQL Users Group). Gianni has a Ph.D. in Mathematics from the University of Florence. He lives in London with his son. His other interests include music, drama, poetry and athletics.
See other products by Gianni Ciolli
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Table of Contents (14) Chapters

Preface Chapter 1: First Steps Chapter 2: Exploring the Database Chapter 3: Server Configuration Chapter 4: Server Control Chapter 5: Tables and Data Chapter 6: Security Chapter 7: Database Administration Chapter 8: Monitoring and Diagnosis Chapter 9: Regular Maintenance Chapter 10: Performance and Concurrency Chapter 11: Backup and Recovery Chapter 12: Replication and Upgrades Other Books You May Enjoy

Accessing objects in other PostgreSQL databases

Sometimes, you may want to access data in other PostgreSQL databases. The reasons for this may be as follows:

  • You have more than one database server, and you need to extract data (such as a reference) from one server and load it into the other.
  • You want to access data that is in a different database on the same database server, which was split for administrative purposes.
  • You want to make some changes that you do not wish to rollback in the event of an error or transaction abort. These are known as function side effects or autonomous transactions.

You may also be considering this because you are exploring the scale-out, sharding, or load balancing approaches. If so, read the last part of this recipe (the See also section) and then skip to Chapter 12, Replication and Upgrades.

Note

PostgreSQL includes two separate mechanisms for accessing external PostgreSQL...

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Authors (2)

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Profile icon Simon Riggs
LinkedIn
Simon Riggs is the CTO of 2ndQuadrant, having contributed to PostgreSQL as a major developer and committer for 14 years. He has written and designed features for replication, performance, BI, management, and security. Under his guidance, 2ndQuadrant is now a leading developer of open source PostgreSQL, serving hundreds of clients in USA, Europe, and worldwide. Simon is a frequent speaker at many conferences on PostgreSQL Futures. He has worked as a database architect for 30 years.
See other products by Simon Riggs
Profile icon Gianni Ciolli
LinkedIn
Gianni Ciolli is the Vice President for Solutions Architecture at EnterpriseDB (EDB). As a PostgreSQL consultant, he has driven many successful enterprise deployments for customers in every part of the globe.Gianni is respected worldwide as a popular speaker and trainer at many PostgreSQL conferences in Europe and abroad over the last 14 years. He has worked with free and open-source software since the 1990s as an active member of the community (Prato Linux User Group, and Italian PostgreSQL Users Group). Gianni has a Ph.D. in Mathematics from the University of Florence. He lives in London with his son. His other interests include music, drama, poetry and athletics.
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See other products by Gianni Ciolli
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