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 9: Regular Maintenance

In these busy times, many people believe if it ain't broken, don't fix it. I believe that too, but it isn't an excuse for not taking action to maintain your database servers and be sure that nothing will break.

Database maintenance is about making your database run smoothly.

PostgreSQL prefers regular maintenance, so please read the Planning maintenance recipe for more information.

We recognize that you're here for a reason and are looking for a quick solution to your needs. You're probably thinking – Fix the problem first, and I'll plan later. So, off we go!

PostgreSQL provides a utility command named VACUUM, which is a reference to a garbage collector that sweeps up all of the bad things and fixes them – or at least most of them. That's the single most important thing you need to remember to do – I say single because closely connected...