Graphql Get All Fields

The Neo4j and GraphQL integration is one of our Neo4j Labs projects. GraphQL APIs are organized in terms of types and fields, not endpoints. Launch XCode 11 and hit the “Create a new XCode Project” from the Welcome to XCode. If we're querying for songs, we're returning the mockSongs array which doesn't contain album information immediately in it. If you wanted to add them to more nested fields, you could do so. We’d add pagination parameters in a real application, but for now we just want to get something working. We only care about that /graphql route here and ignore all other URLs. You can query data from the GraphQL data layer into any Page, Template or Component. Learn why GraphQL is all the rage! We'll walk through the. This video is best. With the recent surge of interest in GraphQL, a vibrant new ecosystem of supplementary software has quickly emerged. So, even if our application is not using all these four fields, we are receiving them from the server. Lastly, to run this we need to specify a start command in our package. Some also instantly get that GraphQL has an impact on collaboration between the various disciplines. In terms of GraphQL, this is all about implementing so-called field resolvers – methods that are responsible for retrieving required entity in response to query when it is referred from the other entity. Support for Apollo GraphQL extension for Visual Studio Code. Use aliases for all levels of nesting to allow duplicate field with different arguments (use same code for top level and object) Rename Object to SelectionSet Rename build to selection Add a way to combine queries/mutations without nesting tulpes Ellie example. These two work in concert to allow refetching; if we pass the id returned in that field to the node field, we get the object back. ObjectGraphType in order to. No need to define types in SDL and no need to create interfaces for them! This way you will have only one source of truth, so say goodbye to all field type mismatches, typos and annoying refactoring. js and Express. graphql-fields. So that you can focus on all of the great things GraphQL has to offer, I’ve put together the base template for the application using Expo. With REST APIs, you generally create URLs for every object of data that's accessible. If it finds an argument that is of an Input Type then it will get all the fields that have a metadata (more on that later) and run validation rule on each. GraphQL Schema - a representation of your GraphQL's type system, containing all types and fields on them; GraphQL Resolver - every field accessed in a query resolves to a corresponding value, the function doing that is a resolver; Schema Merging - taking two GraphQL schemas, and merging all the types and resolvers into one schema. GraphQL is great etc but there will be certain use cases where REST may be more suitable. ObjectGraphType in order to. Because of the first point in the list of similarities above, people often start referring to fields on the Query type as GraphQL "endpoints" or "queries". In GraphQL-speak, the properties of these fields are known as arguments. Before we get down and dirty with GraphQL, let's come up with our mock data. To create the fragments, we again use the gql helper and attach to subfields of ComponentClass. This will get you all the customers, but leave out a few fields. Asserting transactional consistency. fragments, for example:. Flattens all fragments and duplicated fields into a neat object to easily see which fields were requested at any level. GraphQL's tern for this problem is over-fetching of information that's not needed. At the end of this tutorial, you'll be able to access data in your database by using a singl. One of the biggest pieces missing from the gem is a clean means of implementing caching of resolved fields. There are lots of resources that teach GraphQL-itself better than I can, so this guide just focuses on actually installing and using it in a Rails app. For example, you can fetch the values of the Title and Description fields of entries, instead of the values of all fields. Now, if we are using GraphQL to implement the same server, we can define what we need using a simple query parameter. Graphql server with node and couchbase, ottoman and spatial view. body resolvers are so basic that, actually, I don't have to declare them. The practical solution is to check all important queries via the Compass "Explain Plan" option to ensure a proper access path used. Unify all of your Salesforce and other enterprise data inside of 8base and expose it through our secure GraphQL API for use in custom application development. The object has a lot of fields, including nested fields, and it’s a pain to type the entire query; The schema is a bit in flux, so just saving the query as a snippet somewhere to paste back in to GraphiQL isn’t guaranteed to work; So I wrote gqall, pronounced JEE-call. In GraphQL, all your clients see is a schema. If we were to add new fields to GraphQL for the new formats over time for a total of three fields (logo, logo_vector, logo_animated) by 2020, then a GraphQL client built in 2015 can continue to make queries like this to get the Bitmap/PNG version: query Query { companies { id, title, logo } }. It's like an ORM for your frontend, and it updates in real-time with template changes! Template fields are also mapped to GraphQL types, so you get strong typed access to say the src and width on an image field in addition to its value. Adding Enumerations in GraphQL Queries. GraphQL is all the rage, but what exactly is it? In this in-depth walkthrough, we take a look at what GraphQL is, how to use it, and why you should use it. This piece of code will make sure that GraphiQL. If we're querying for songs, we're returning the mockSongs array which doesn't contain album information immediately in it. Call PostAsync method of GraphQLClient and you will get the response. GraphQL has only one endpoint, where you send all your queries. For example, you can fetch the values of the Title and Description fields of entries, instead of the values of all fields. This is the 7th of 8 videos that go with ProgrammableWeb's interactive hands-on tutorial on designing, implementing, and querying a GraphQL API using an Apollo GraphQL server. No wasted bits over the wire. A node is an object that has a global ID, such as an Order object or Product object. While you have POST, GET, PUT, and others as request methods in a REST API, for GraphQL, you have just Query (equivalent of GET in REST) and Mutation (equivalent of PUT, POST, PATCH and DELETE in REST). What is GraphQL? As much as we'd like to think there's one "best" way to do things, GraphQL is an alternative for REST, not a replacement. GraphQL presents new ways for clients to fetch data by focusing on the needs of product developers and client applications. The fields on the type Query define "read" operations. The schema is a container of your type hierarchy, which accepts root types in a constructor and provides methods for receiving information about your types to internal GrahpQL tools. GraphQL, on the other hand, takes an approach called underfetching. Let's now look at Genre object returned by the genreList query. The 3 most important problems that GraphQL solves beautifully are: * The need to do multiple round trips to fetch data required by a view: With GraphQL, you can always fetch all the initi. Any config needs to be updated ? Am i missing some thing here?. So, you'll add resolvers for the id, description and url fields of the Link type as well. To get more in-depth, there are many great resources to learn GraphQL — to start with, we recommend Introduction to GraphQL and How to GraphQL. This allows fields to be of types that haven't yet been created due to their order of compilation. ) and on the data content level (meaningful presentation of the data in business-friendly formats). The Representational State Transfer (REST) architecture is the most popular way to expose data from a server through an API. In the resulting GraphQL schema the friends field is renamed to friendsCollection and is of a collection type, the same type that is used for top-level collections for the FriendlyUser content type. Referred to as fragments, this feature allows you to get different data while keeping the same. This represents the GraphQL query that we’re sending to the server. NET interface runs on the /graphql endpoint. The schema is a container of your type hierarchy, which accepts root types in a constructor and provides methods for receiving information about your types to internal GrahpQL tools. Initialize GraphQLClient with GraphQL URL. What you described of keeping a mapping between GraphQL fields and SQL fields is what @schrockn was considering doing as he's been toying with building this in the past. Add computed fields to a model. When requesting a connection field, you can provide arguments to more finely control the results you get back. Instead of hundreds web API methods (which can obviously have different versions), you have only one Web API endpoint that allows you to get all information regarding the fields (a type of field, required or not, etc. These can generally be grouped into two categories: types and resolvers. To be honest all these different descriptions can add to the initial confusion around what, where and why it is used. As progressive web applications using GraphQL are also on the rise (not only in the e-commerce area), we compare how GraphQL and the JSON REST API standard fits for e-commerce applications based on our experience in these areas:. If you're already comfortable with GraphQL, feel free to skip ahead and begin learning about the Payments API or making API calls. Referred to as fragments, this feature allows you to get different data while keeping the same. Another important requirement for many applications today is to have a realtime connection to the server in order to get immediately informed about important events. It is for GraphQL to know how data in django look like. Some fields will use specialised data fetcher code that knows how to go to a database say to get field information while most simply take data from the returned in memory objects using the field name and Plain Old Java Object (POJO) patterns to get the data. It does away with. For many years REST has been the dominant architecture for APIs, but in this article we will explore GraphQL. GraphQL also allows adding new scalars and building composite types very easily. The field has the same skip and limit arguments as the top-level collection field and the same limits apply. If we're querying for songs, we're returning the mockSongs array which doesn't contain album information immediately in it. js few months ago, as a solution for Server-side Rendered React, and I’m playing with it since, integrating with various solutions for i18n, state management, routing etc. Of course you can implement it easy enough: < 1. You can get the RequestId from the response headers of every GraphQL AWS AppSync request. All arg and **extra_args for a graphene. First, inject the IDataLoaderContextAccessor into your GraphQL type class. GraphQL is great etc but there will be certain use cases where REST may be more suitable. In our case, we are using Hasura for creating the GraphQL backend which provides filter, sort and pagination arguments. The Hasura GraphQL engine gives you instant, high performance GraphQL for any Postgres app without you having to write any backend code. Flattens all fragments and duplicated fields into a neat object to easily see which fields were requested at any level. For this use case, GraphQL offers the concept of subscriptions. It's therefore only exposed on the Query and Mutation type. If all was well, it calls the promise's resolve function with the results. Solution: All GraphQL types support a description field according to the spec. This will get you all the customers, but leave out a few fields. GraphQL does not use HTTP verbs to determine the request type. pyar se MAA kehta hu. Open-source and self-hosted backend-as-a-service to develop serverless GraphQL backends. The following sections provide a full description of the dotCMS implementation of. Also, many people get caught in the low-value arguments about GraphQL being better or worse than REST. Object types are specific to a GraphQL service, are defined with the type keyword and start with a capital letter by convention. This represents the GraphQL query that we’re sending to the server. In this article, we explain all of the GraphQL fundamentals you'll need to start your successful journey with the GraphQL architectural style of APIs. The Representational State Transfer (REST) architecture is the most popular way to expose data from a server through an API. Resolvers are functions that resolve data for your GraphQL fields in the schema. By default, fields return values by:. Meaning someone requesting fields=name only can't actually use a cache, even though someone requested fields=name,friends. We’ll create a new file called device. Plurals # The most simple way to expose a connection between objects is with a field that returns a plural type. Copy the following code into server. No versioning: Since you get what ask for, fields won't be added or removed out from under you. Otherwise, we assume if you return object-types that you will return the appropriate nodes from your statement. Getting Started. Types in GraphQL are custom objects that define the way your API is going to look. The Graphcool Framework offers an opionated backend setup, including GraphQL database mapping, subscriptions & permission system. If you don’t use Devise you will have to adapt your code. A relevant ad will be displayed here soon. And if that field is an object, its fields are used to specify any number of follow-up queries. The field-Level logging is configured with the following log levels:. These methods all require a string key to uniquely identify each loader. GraphQL has only one endpoint, where you send all your queries. In order to use GraphQL, we need to add the GraphQL. GraphQL and some tools prepare useful functions for copying, blending and customizing API. Working with GraphQL in Gridsome is easy and you don't need to know much about. A GraphQL query retrieves data from a server, similar to a GET request for a REST API. For example, we're expecting GraphQL to get all games a team has played, but we haven't told it how to do that. This represents the GraphQL query that we're sending to the server. Arguments can be of many different types. New fields are added seamlessly, and old fields can be marked as deprecated, which removes them from documentation and allows an eventual, graceful shutdown of that field. A GraphQL API models data as nodes connected by edges. It is for GraphQL to know how data in django look like. I find GraphQL most attractive when developing a back-end for SAS Viya applications. Of course you can implement it easy enough: < 1. For each field in the tweet, the server executes the resolver functions (Tweet. With GraphQL, client engineers have all the control and don't need to depend on anyone, because they dictate to the backend what they need and what the response structure must be. As the official GraphQL docs say: "The GraphQL query language is basically about selecting fields on objects. Even if a REST API returns only a basic partial by default, there are still more bits being transferred over the wire by default, than with the GraphQL approach. Directions. Some fields will use specialised data fetcher code that knows how to go to a database say to get field information while most simply take data from the returned in memory objects using the field name and Plain Old Java Object (POJO) patterns to get the data. Sitecore GraphQL currently ships as a component of JavaScript Services. Details of a book. Web APIs are the engines that power most of our applications today. We knew our schema would grow over time and this might become impractical, but we needed a starting point, and this seemed like something that could work well enough. As the official GraphQL docs say: "The GraphQL query language is basically about selecting fields on objects. Building a GraphQL API with ASP. In addition to the traditional REST API, Parse Server automatically generates a GraphQL API based on your current application schema. All looks rather straightforward until we get to the field :pets. GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data. This represents the GraphQL query that we're sending to the server. You might have noticed that there's two ways to expose fields on your GraphQL API. The example is a basic Membership service, where you can get all members, or a specific member. But it’s not all roses. You can use any underlying data storage engine, including SQL or NoSQL database, plain files or in-memory data structures. Instead of hundreds web API methods (which can obviously have different versions), you have only one Web API endpoint that allows you to get all information regarding the fields (a type of field. Resolvers are functions that resolve data for your GraphQL fields in the schema. You just get to say, I need like this data from Shopify in this data from the file system in this data from wordpress. However, even the Liquid inventory_quantity is an aggregate of all inventory locations so you wouldn't be able to query how much at location 1, how much at location 2 etc. You can follow the nodes of the graph to query exactly the data that you want. These types can either be primitive or derived. You can get the RequestId from the response headers of every GraphQL AWS AppSync request. For more information on GraphQL versus REST, see "Migrating from REST to GraphQL. id and Tweet. As Phil Sturgeon noted in his examination of GraphQL vs. The Hasura GraphQL engine gives you instant, high performance GraphQL for any Postgres app without you having to write any backend code. --cli-input-json (string) Performs service operation based on the JSON string provided. Ultimately, most uses of GraphQL will involve talking with a database. js few months ago, as a solution for Server-side Rendered React, and I'm playing with it since, integrating with various solutions for i18n, state management, routing etc. By leaving out the email field in the array that's passed to prismaFields, we can remove it from the client-facing GraphQL API. Introduction. On this page, you'll learn all you need to know about the GraphQL type system and how it describes what data can be queried. If you don’t use Devise you will have to adapt your code. The following are advantages of using GraphQL query Language:. GraphQL is introspective. , a struct) with optional fields, in GraphQL everything is built out of structs. Before we get down and dirty with GraphQL, let’s come up with our mock data. This will create a new app/graphql folder, which is where we’ll spend the majority of our time. The field that was originally added because it had to be rendered in UserDetails is now also used in one or more other subcomponents. These initial explorations paved the way to placing GraphQL in production. Here, we see a pet is of the PetType (which we'll create in a moment). GraphQL structures data in the form of a graph with its powerful query syntax for traversing, retrieving, and modifying data. This represents an initial query. We are also specifying the __typename field so that we can see the field names we need to use in the next step of this. Start by defining the Link field you want to retrieve. Aliases can be added to any field, so I added them to top-level queries, like totalPets, before. Although in it's infancy, it just a lab project atm. WSGI middleware for implementing GraphQL in existing sites. (It is standard GraphQL so the Feathers GraphQL adapter would use it. Here are some links that provide extra information and tools related with GraphQL: GraphQL Documentation - here you can find general information about all aspects of GraphQL. Each field in graphql has a graphql. A GraphQL query request begins by mentioning at least one of the fields of the root query object. GraphQL Internal Schema Design Validation Rules. Instead of hundreds web API methods (which can obviously have different versions), you have only one Web API endpoint that allows you to get all information regarding the fields (a type of field. So, you’ll add resolvers for the id, description and url fields of the Link type as well. GraphQL just more comfortable for data manipulations. They use GraphQL queries for that. The field has the same skip and limit arguments as the top-level collection field and the same limits apply. NET GraphQL implementations that have come out so far only seem to work in memory. Now, if we are using GraphQL to implement the same server, we can define what we need using a simple query parameter. Enabling GraphQL in the code. … Graphql using magento 2 for better performance in Mobile. This object is so huge that the models you are familiar with in REST, form the values of these fields (all the fields need not be models, though). GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data. GraphQL dispenses with that terminology, but is still very much RPCish. { book(id: "5c738dd4cb720f79497de85c") { _id isbn title author description published_year publisher updated_date } }. By default, fields return values by:. name: When omitted, specifies that the @key is defining the primary index. To get more in-depth, there are many great resources to learn GraphQL — to start with, we recommend Introduction to GraphQL and How to GraphQL. NET Core pipeline that we use GraphQL with the Northwind schema along with GraphQL playground - it's an interactive UI to test the implementation for GraphQL. It also helps you fetch data of referenced and multiple content types. We'll first build the Users type using a GraphQL schema language to represent an object you can fetch, and define all the fields that can be queried. A common use case in GraphQL is traversing the relationship between sets of objects. All you need to do is make a sub-selection of fields for that object. This represents the GraphQL query that we're sending to the server. You can get the RequestId from the response headers of every GraphQL AWS AppSync request. It's like an ORM for your frontend, and it updates in real-time with template changes! Template fields are also mapped to GraphQL types, so you get strong typed access to say the src and width on an image field in addition to its value. Since this is an asynchronous function, we must await the result. Helper functions are provided for both building the GraphQL types for connections and for implementing the resolver method for fields returning those types. The request handler in GraphQL maps the query node to the root Query resolver, and then maps the movies field to this fetchMovies resolver. I know that i can simply not call in a query unwanted field, but thing is, project is really big, i dont want my front-end tester to get more than specified fields to pop up in playground or even its docs, as some of those fields get a value on some mutations, and on others it does not. Deeply-nested queries can be especially problematic with regular GraphQL, whereas they are no problem at all for compiled GraphQL: here at Kensho , we regularly execute. The source code for this article is available on GitHub. For example, if you only want to get the firstName and jobTitle fields from an employee, you can make an API call so that you only get the information that you need. Which, by the way, is another wrinkle. Asserting transactional consistency. graphql-fields. These are not fields in our record. js, MongoDB, Fastify and Swagger * Part 2: How to build a blazing fast GraphQL API with Node. GraphQL presents new ways for clients to fetch data by focusing on the needs of product developers and client applications. REST, the field structure of GraphQL makes it easier to apply more granular versioning to queries, since specific fields can be deprecated. With REST APIs, you generally create URLs for every object of data that's accessible. graphql-request is maintained by the team at Prisma. Directions. While typical REST APIs require loading from multiple URLs, GraphQL APIs get all the data your app needs in a single request. The mutation in this case will not need the url parameter. GraphQL is a single API face for different clients like mobile, desktop apps, tablets… It’s built by Facebook. Introspective: Since a GraphQL server can be queried for the calls it supports, you can use tools like GraphiQL to organically explore versus hunting through API docs. Zendesk is investigating solutions for generating and publishing GraphQL docs on developer. To get the list of books, replace all of the text on the left pane with this GraphQL query then click the Play button. What you hope will add to the user (and Admin) experience could well be the undoing of your security. Now that we’re a member of all albums we own (for all new albums created from this point forward), update the getAlbum query to only return the album if our username is a member of it. io Mutations are just fields that do something when queried. By leaving out the email field in the array that's passed to prismaFields, we can remove it from the client-facing GraphQL API. Type Payment should have a field user of type ID. This avoids. You will have to provide all data/structure required by client queries. GraphQL ecosystem within an application: key components. The query is in full control of what actual information will be received, but underlying GraphQL infrastructure also ensures that all required fields and parameters are there. Typically, all GraphQL requests are POST method requests, whether they are requesting information (a “query” in GraphQL parlance), or changing data (a “mutation”). With the recent surge of interest in GraphQL, a vibrant new ecosystem of supplementary software has quickly emerged. This video is best. The process of sending data to the server is called mutation. In the previous example, only a user object with the username "Robin Wieruch" gets resolved from the me field. Although in it's infancy, it just a lab project atm. You might have noticed that there's two ways to expose fields on your GraphQL API. , on the User ID, and then scan over all Orders for that User, even if an index covering the Order filter condition exists. GraphQL, developed by Facebook, is an open-source data query and manipulation language for APIs. In right hands REST approach is strong and doesn't have declared weaknesses. In contrast to REST APIs, GraphQL introduces features that make API development more efficient and in tune with database models. When fields are deprecated, they can be marked as such to provide advance warning. Understand how your API is used Consumers of your GraphQL API specify what they are going to use, giving you fine-grained understanding of exactly which fields are used and by whom. GitLab GraphQL enums are defined in app/graphql/types. Learn why GraphQL is all the rage! We’ll walk through the. The way that GraphQL specifies implementing CRUD operations is to define two types; Query and Mutation. First query is to get all the Books. With REST APIs, you generally create URLs for every object of data that's accessible. These root query fields can take a large number of arguments to select which of the matching objects shall be returned, but we get to these details in Querying RDF Graphs with GraphQL. Template fields are also mapped to GraphQL types, so you get strong typed access to, for example, the src and width of an image field in addition to its value. Another key difference is that the output follows the structure of the input. We are going to use Flask to create a server that expose the GraphQL schema under /graphql and a interface for querying it easily: GraphiQL (also under /graphql when accessed by a browser). First, let's install it: $ npm install graphql-yoga. For many years REST has been the dominant architecture for APIs, but in this article we will explore GraphQL. A field is a unit of data you can retrieve from an object. This is important, because otherwise, the component override would not be. Let's now look at Genre object returned by the genreList query. GraphQL queries always return predictable results. This is an important concept to understand: the DataFetcher for each field in GraphQL are called in a top-down fashion and the parent’s result is the source property of the child DataFetcherEnvironment. Even GraphQL can’t get you a piece of data that doesn’t exist, but it has the next best thing: a built in concept of nullability. To learn more about, check out the docs. Under my_cool_app_web We'll create a schema directory to store types, and within it a account_types. GraphQL queries can also traverse related objects and their fields, letting clients fetch lots of. Each field in graphql has a graphql. What did this mean? It meant that there was a stale cache of some sort blocking both Insomnia and the frontend from getting the new GraphQL fields. You can slice, and request only a certain number of items:. The request handler in GraphQL maps the query node to the root Query resolver, and then maps the movies field to this fetchMovies resolver. Now, there is a minor issue in our logic. In addition, our GraphQL schema is completely derived from our Repo objects. First, inject the IDataLoaderContextAccessor into your GraphQL type class. Each request will have its own context instance. Field level deprecation. Build using technologies you're already familiar with, like the GraphQL API and Handlebars-style templates. Inside the GraphQL server that rejection or resolution will be picked up and the appropriate results returned. In this article, we explain all of the GraphQL fundamentals you'll need to start your successful journey with the GraphQL architectural style of APIs. Using GraphQL is an exciting way of interacting with APIs, and opens a whole world of new possibilities for app developers. graphql-list-fields - Get a list of fields while resolving a GraphQL query #opensource have collection of more than 1 Million open source products ranging from. The number of publicly accessible GraphQL APIs is also growing, as exemplified by APIs provided by GitHub, Yelp, or Shopify. That information is in the REST API service itself and the REST API service will always return all of the fields regardless of which ones the client actually needs. Looking at the query_type. When the queries complete (or time out or encounter errors), the GraphQL server assembles the result and returns it to you. These are commonly known as GraphQL's basic operation types. We only care about that /graphql route here and ignore all other URLs. While typical REST APIs require loading from multiple URLs, GraphQL APIs get all the data your app needs in a single request. There are a number of different ways that these relationships can be exposed in GraphQL, giving a varying set of capabilities to the client developer. Self documenting via schema introspection. GraphQL fragments are shareable chunks of a query that can be reused. Another important requirement for many applications today is to have a realtime connection to the server in order to get immediately informed about important events. With the recent surge of interest in GraphQL, a vibrant new ecosystem of supplementary software has quickly emerged. This will return one list of ‘Author’ objects containing all fields (id, firstName, lastName and age) in each object. The following dependencies are required: Drupal. You might have noticed that there's two ways to expose fields on your GraphQL API. In this course, learn how to get started with GraphQL. To get more in-depth, there are many great resources to learn GraphQL — to start with, we recommend Introduction to GraphQL and How to GraphQL. I have Query which is a way of saying to GraphQL that we want to ask for either all actors or for specific one. Id is an int, a type a GraphQL schema can't expose directly. GraphQL also allows adding new scalars and building composite types very easily. In this course, learn how to get started with GraphQL. Here are some links that provide extra information and tools related with GraphQL: GraphQL Documentation - here you can find general information about all aspects of GraphQL. This is where GraphQL comes handy. Since every GraphQL server is required to support introspection, tooling is often portable across all GraphQL servers (again, regardless of the language or library they were implemented with). For this example, we are working on an app that keeps track of players on a team. Great news, there is a solution: Parameterized GraphQL Fields! Consider a query which returns some fun things about the user. When you issue a query, the GraphQL server pulls apart the query and invokes a resolver for each of the services. ) Also ignore the field Types of String, Int, Float, Boolean, ID and JSON as fgraphql doesn’t use them. These types can either be primitive or derived. When the queries complete (or time out or encounter errors), the GraphQL server assembles the result and returns it to you. GraphQL is an intuitive query language that helps you define the response data of your GET API calls. GraphQL is a single API face for different clients like mobile, desktop apps, tablets… It's built by Facebook. In the resulting GraphQL schema the friends field is renamed to friendsCollection and is of a collection type, the same type that is used for top-level collections for the FriendlyUser content type. We'll first build the Users type using a GraphQL schema language to represent an object you can fetch, and define all the fields that can be queried. Some of our node-oracledb users recently commented they have moved from REST to GraphQL so I thought I'd take a look at what it is all about.