redis

We will create a simple rate limiter with Redis. But first, what is a rate limiter, and why do we use it?

A hash is one of the data types in Redis. Redis hash is a map that that contains keys and their corresponding values. It is useful to store objects. Keys and values in Redis hash are string, but there are client libraries in Go to convert it to our type. In this article, I will show you how to use the hash data type in Redis.

Many developers use Redis to cache data because it stores data in memory. It enables us to reduce load to our database or external service. Data stored in Redis have an expiration time, so Redis can release memory that is no longer used. This article will show you the basics of integrating Redis with Golang.