Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs



This content originally appeared on DEV Community and was authored by Labby

Ready to dive into Redis? This isn’t just another tutorial. We’re talking about a comprehensive learning path designed to get you hands-on with Redis, from the ground up. Forget boring lectures! Our interactive labs put you in a real Redis environment, letting you experiment and build confidence. You’ll go from basic data structures to advanced caching strategies, all while gaining practical, real-world experience. Let’s get started!

Redis Hash Operations

Redis Hash Operations

Difficulty: Beginner | Time: 20 minutes

In this lab, we will explore Redis Hash operations, focusing on efficient ways to manage data within hashes. We’ll cover HMSET, HMGET, HINCRBY, and HEXISTS. By the end, you’ll understand common hash operations in Redis.

Practice on LabEx → | Tutorial →

Persistence and Simple Configuration in Redis

Persistence and Simple Configuration in Redis

Difficulty: Beginner | Time: 20 minutes

In this lab, we will explore how to manage Redis configuration and persistence. We’ll use CONFIG GET to view configuration, CONFIG SET to modify parameters, and SAVE and BGSAVE to save data to disk. This provides a comprehensive understanding of data persistence in Redis.

Practice on LabEx → | Tutorial →

Installation and Initial Setup of Redis

Installation and Initial Setup of Redis

Difficulty: Beginner | Time: 15 minutes

In this lab, you will learn how to install and perform the initial setup of Redis on a LabEx VM. The lab covers essential steps to get Redis up and running, including verifying the installation and ensuring the server is accessible. You’ll update packages, install Redis, and test connectivity.

Practice on LabEx → | Tutorial →

Redis Lua Scripting

Redis Lua Scripting

Difficulty: Beginner | Time: 20 minutes

In this lab, we will explore Redis Lua Scripting, focusing on executing Lua scripts directly within Redis to perform complex operations efficiently. This lab covers using the EVAL command, passing arguments, loading scripts with SCRIPT LOAD, and running loaded scripts with EVALSHA.

Practice on LabEx → | Tutorial →

Redis HyperLogLog Operations

Redis HyperLogLog Operations

Difficulty: Beginner | Time: 15 minutes

In this lab, you will explore Redis HyperLogLog operations, focusing on estimating the cardinality of large datasets efficiently. You’ll learn to use PFADD to add items, PFCOUNT to count unique items, and PFMERGE to merge HyperLogLogs. Gain hands-on experience tracking unique users.

Practice on LabEx → | Tutorial →

These labs are more than just exercises; they’re your gateway to becoming a Redis pro. Each one builds on the last, giving you practical skills and a deep understanding of Redis’s capabilities. You’ll gain confidence, solve real-world problems, and truly master this amazing tool. Don’t wait – start your Redis adventure today and see what you can build!


This content originally appeared on DEV Community and was authored by Labby