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)

Chapter 11: Backup and Recovery

Most people admit that backups are essential, though they also devote a very small amount of time to thinking about the topic.

The first recipe in this chapter is about understanding and controlling crash recovery. You need to understand what happens if a database server crashes so that you can understand whether you need to perform a recovery operation.

The next recipe is all about planning. That's really the best place to start before you perform backups.

The physical backup mechanisms here were initially written by Simon Riggs (one of the authors of this book) for PostgreSQL 8.0 in 2004 and have been supported by him ever since, now with increasing help from the community as its popularity grows. 2ndQuadrant and EDB have also been providing database recovery services since 2004, and regrettably, many people have needed them as a result of missing or damaged backups.

It is important to note that, in the last few years, the native streaming...