Book Image

Redis 4.x Cookbook

Book Image

Redis 4.x Cookbook

Overview of this book

Redis is considered the world's most popular key-value store database. Its versatility and the wide variety of use cases it enables have made it a popular choice of database for many enterprises. Based on the latest version of Redis, this book provides both step-by-step recipes and relevant the background information required to utilize its features to the fullest. It covers everything from a basic understanding of Redis data types to advanced aspects of Redis high availability, clustering, administration, and troubleshooting. This book will be your great companion to master all aspects of Redis. The book starts off by installing and configuring Redis for you to get started with ease. Moving on, all the data types and features of Redis are introduced in detail. Next, you will learn how to develop applications with Redis in Java, Python, and the Spring Boot web framework. You will also learn replication tasks, which will help you to troubleshoot replication issues. Furthermore, you will learn the steps that need to be undertaken to ensure high availability on your cluster and during production deployment. Toward the end of the book, you will learn the topmost tasks that will help you to troubleshoot your ecosystem efficiently, along with extending Redis by using different modules.
Table of Contents (21 chapters)
Title Page
Dedication
Packt Upsell
Foreword
Contributors
Preface
13
Windows Environment Setup
Index

Loading a Redis module


There are a lot of open-source Redis modules that can be used to extend Redis functionality. In this recipe, we will see how to load a module on Redis Server. We will load the ReJSON module, which adds JSON data type support to Redis.

Getting ready…

You need to finish the installation of the Redis Server, as we described in the Downloading and installing Redis recipe in Chapter 1, Getting Started with Redis.

How to do it...

The steps for loading a Redis module are as follows

  1. Download the source code of ReJSON from GitHub:
$ git clone https://github.com/RedisLabsModules/rejson.git
Cloning into 'rejson'...
remote: Counting objects: 2066, done.
remote: Compressing objects: 100% (64/64), done.
remote: Total 2066 (delta 52), reused 83 (delta 43), pack-reused  
1952
Receiving objects: 100% (2066/2066), 3.68 MiB | 0 bytes/s, done.
Resolving deltas: 100% (1114/1114), done.
Checking connectivity... done.
  1. Go to the module source code directory and compile the module by running make...