'How to Build a GraphQL Data Layer for REST Microservices ' by gethackteam graphql microservices
Whenever you have a microservices architecture, you often don’t want to expose this architecture to the clients that consume it.This way you don’t give any critical information about your microservice orchestration away, which makes it less prone to hackersBy having one single entry to your microservices, you reduce the number of requests from your clients to these services.
Instead, you can connect the microservices using GraphQL SDL only. For every microservice, a GraphQL schema must be created, which can then be combined together into one GraphQL schema with StepZen. Let’s see how this would work.Now you’ve learned why a data layer is helpful for your microservices, it’s time to learn how you can build such a data layer.
There are many ways to create a data layer by creating a custom GraphQL server, but this is very time-consuming and error-prone. Luckily, the tool StepZen makes it easier to create a GraphQL data layer by writing GraphQL SDL only. By using this declarative approach you don’t only save time writing code, but it also means you don’t have to handle the deployment of the data layer yourself. StepZen deploys the data layer for you automatically on every save.Setting up the ProjectnpmFirst, you need to clone the repository to your local machine and install the JavaScript dependencies. After which you can run either
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