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)

Setting up a connection pool

A connection pool is a term used for a collection of already connected sessions that can be used to reduce the overhead of connection and reconnection.

There are various ways by which connection pools can be provided, depending on the software stack in use. Probably, the best option is to look at the server-side connection pool software because that works for all connection types, not just within a single software stack.

Here, we're going to look at PgBouncer, which is designed as a very lightweight connection pool. The name comes from the idea that the pool can be paused and resumed to allow the server to be restarted, or bounced.

Getting ready

First of all, decide where you're going...