GraphQL advertises itself as a query language for APIs. To understand what this means, let’s compare it with REST. In REST, we usually have endpoints that give us information about a resource, for example: GET /user/1 could return something like: 1 2 3 4 5 { "id": 1, "name": "Jose", "phone": "999-888-7777" } We have multiple endpoints we can use to get different information about different resources. If we need an endpoint that contains information from different resources, we sometimes c...