You're reading from PostgreSQL 14 Administration Cookbook

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Published inMar 2022

PublisherPackt

ISBN-139781803248974

Edition1st Edition

Concepts

Databases

Authors (2):

Simon Riggs

Gianni Ciolli

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Setting configuration parameters for the database server

The parameter file is the main location that's used for defining parameter values for the PostgreSQL server. All the parameters can be set in the parameter file, which is known as postgresql.conf. There are also two other parameter files: pg_hba.conf and pg_ident.conf. Both of these relate to connections and security, so we'll cover them in later chapters.

Getting ready

In the pg_settings view, the context defines when each parameter can be set. The following table categorizes this so that we can see what action is needed for changes to take effect. SET is a command, but RELOAD and RESTART are actions, not specific commands. What is RESTART ALL? Some parameters marked POSTMASTER are marked as exceptions in the following table. These parameters must be set to a value less than or equal to their setting on standby. As a result, to increase them on the primary, we must first increase...

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PostgreSQL 14 Administration Cookbook

Published in: Mar 2022Publisher: PacktISBN-13: 9781803248974

Authors (2)

Simon Riggs

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.
Read more about Simon Riggs

Gianni Ciolli

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.
Read more about Gianni Ciolli

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