Book Image

PostgreSQL 10 Administration Cookbook - Fourth Edition

By : Simon Riggs, Gianni Ciolli
Book Image

PostgreSQL 10 Administration Cookbook - Fourth Edition

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 10 allows users to scale up their PostgreSQL infrastructure. This book takes a step-by-step, recipe-based approach to effective PostgreSQL administration. Throughout this book, you will be introduced to these new features such as logical replication, native table partitioning, additional query parallelism, and much more. You will learn how to tackle a variety of problems that are basically the pain points for any database administrator - from creating tables to managing views, from improving performance to securing your database. More importantly, the book pays special attention to topics such as monitoring roles, backup, and recovery of your PostgreSQL 10 database, ensuring high availability, concurrency, and replication. By the end of this book, you will know everything you need to know to be the go-to PostgreSQL expert in your organization.
Table of Contents (14 chapters)

Replication and Upgrades

Replication isn't magic, though it can be pretty cool! It's even cooler when it works, and that's what this chapter is all about.

Replication requires understanding, effort, and patience. There are a significant number of points to get right. My emphasis here is on providing simple approaches to get you started, and some clear best practices on operational robustness.

PostgreSQL has included some form of native or in-core replication since version 8.2, though that support has steadily improved over time. External projects and tools have always been a significant part of the PostgreSQL landscape, with most of them being written and supported by very skilled PostgreSQL technical developers. Some people with a negative viewpoint have observed that this weakens PostgreSQL or emphasizes shortcomings. My view would be that PostgreSQL has been...