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
Packt Upsell
Windows Environment Setup

Connecting to Redis with Java

In order to use Redis in Java applications, we need a Redis Java client. There are a couple of choices that can be found under the Clients section on the Redis homepage. In this recipe, we will introduce Jedis, which is an open source and easy to use Redis Java client.

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.

You need to install the Java Development Kit (JDK), version 1.8.

A Java IDE such as IntelliJ IDEA or NetBeans is recommended but not required.

How to do it...

To show how to connect Redis with Java, the first requirement for using Jedis in our Java application is including the library in the project. We can either download the Jedis library JAR file and add its path to CLASSPATH, or use build tools such as Maven, Gradle, or Bazel to manage the library dependencies. In examples of this recipe, we use Gradle to include Jedis as...