Often, GraphQL is presented as a revolutionary way of designing web APIs in comparison to REST. However, if you would take a closer look at that technology, you will see that there are so many differences between them. GraphQL is a relatively new solution that was open sourced by Facebook in 2015. Today, REST is still the most popular paradigm used for exposing APIs and inter-service communication between microservices. Is GraphQL going to overtake REST in the future? Let's take a look how to create microservices communicating through GraphQL API using Spring Boot and Apollo client. Let's begin with an architecture of our sample system. We have three microservices that communicate with each other using URLs taken from Eureka service discovery.


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tutorial,microservices,spring boot,graphql,graphiql