You're reading from Learn PostgreSQL

Product typeBook

Published inOct 2020

Reading LevelIntermediate

PublisherPackt

ISBN-139781838985288

Edition1st Edition

Languages

SQL

Tools

PostgreSQL

Concepts

Databases

Authors (2):

Luca Ferrari

Enrico Pirozzi

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Exploring logical backups

PostgreSQL ships with all the required tools to perform a logical backup and restore. Many operating systems, including FreeBSD and GNU/Debian, provide scripts and wrappers for the PostgreSQL backup and restore tools to ease the system administrator in scheduling backups and restores. Such scripts and wrappers will not be explained here. For more information, consider reading your operating system's PostgreSQL package documentation.

There are three main applications involved in backup and restore – pg_dump, pg_dumpall, and pg_restore. As you can imagine from their names, pg_dump and pg_dumpall are related to extracting (dumping) the content of a database, thus creating a backup, while pg_restore is their counterpart and allows you to restore an existing backup.

PostgreSQL does not require any special "backup" permissions. In order to perform a backup, the user must have all the required grants to access individual objects, such as tables...

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Published in: Oct 2020Publisher: PacktISBN-13: 9781838985288

Authors (2)

Luca Ferrari

Luca Ferrari has been passionate about computer science since the Commodore 64 era, and today holds a master's degree (with honors) and a Ph.D. from the University of Modena and Reggio Emilia. He has written several research papers, technical articles, and book chapters. In 2011, he was named an Adjunct Professor by Nipissing University. An avid Unix user, he is a strong advocate of open source, and in his free time, he collaborates with a few projects. He met PostgreSQL back in release 7.3; he was a founder and former president of the Italian PostgreSQL Community (ITPUG). He also talks regularly at technical conferences and events and delivers professional training.
Read more about Luca Ferrari

Enrico Pirozzi

Enrico Pirozzi, EnterpriseDB certified on implementation management and tuning, with a master's in computer science, has been a PostgreSQL DBA since 2003. Based in Italy, he has been providing database advice to clients in industries such as manufacturing and web development for 10 years. He has been training others on PostgreSQL since 2008. Dedicated to open source technology since early in his career, he is a cofounder of the PostgreSQL Italian mailing list, PostgreSQL-it, and of the PostgreSQL Italian community site, PSQL
Read more about Enrico Pirozzi

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Exploring logical backups

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