In recent years, Redis has become a common occurrence in a Node.js application stack. Though its most popular use case is caching, Redis has many other use cases where you can take advantage of its blazing-fast in-memory database. In this tutorial, we are going to give you a quick introduction to Redis. We’ll also use Redis to create a simple cache for a Node application to see how it impacts its performance. What is Redis? Redis is an open-source (BSD licensed), in-memory data structure store used as a database, cache, and message broker. You can think of it as a…

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