Book Image

PostgreSQL 14 Administration Cookbook

By : Simon Riggs, Gianni Ciolli
5 (1)
Book Image

PostgreSQL 14 Administration Cookbook

5 (1)
By: Simon Riggs, Gianni Ciolli

Overview of this book

PostgreSQL is a powerful, open-source database management system with an enviable reputation for high performance and stability. With many new features in its arsenal, PostgreSQL 14 allows you to scale up your PostgreSQL infrastructure. With this book, you'll take a step-by-step, recipe-based approach to effective PostgreSQL administration. This book will get you up and running with all the latest features of PostgreSQL 14 while helping you explore the entire database ecosystem. You’ll learn how to tackle a variety of problems and pain points you may face as a database administrator such as creating tables, managing views, improving performance, and securing your database. As you make progress, the book will draw attention to important topics such as monitoring roles, validating backups, regular maintenance, and recovery of your PostgreSQL 14 database. This will help you understand roles, ensuring high availability, concurrency, and replication. Along with updated recipes, this book touches upon important areas like using generated columns, TOAST compression, PostgreSQL on the cloud, and much more. By the end of this PostgreSQL book, you’ll have gained the knowledge you need to manage your PostgreSQL 14 database efficiently, both in the cloud and on-premise.
Table of Contents (14 chapters)

Enabling access for network/remote users

PostgreSQL comes in a variety of distributions. In many of these, you will note that remote access is initially disabled as a security measure. You can do this quickly as described here, but you really should read the chapter on Security soon.

How to do it…

By default, PostgreSQL gives access to clients who connect using Unix sockets, provided that the database user is the same as the system's username. Here, we'll show you how to enable other connections.


In this recipe, we mention configuration files, which can be located as shown in the Finding the current configuration settings recipe in Chapter 3, Server Configuration.

The steps are as follows:

  1. Add or edit this line in your postgresql.conf file:
    listen_addresses = '*'
  2. Add the following line as the first line of pg_hba.conf to allow access to all databases...