These endpoints are usually publicly available, or can be connected via private VPN or local connections depending on the individual project setup. Once the schema is successfully. The execution flow of the Node. The AEM GraphQL API currently not supporting some of the GraphQL. Handle authentication in GraphQL itself. This document is part of a multi-part tutorial. #[derive (juniper::GraphQLObject)] struct Customer { id: String, name: String, age: i32, email: String, address: String, } Notice the derive macro above the. Explore the AEM GraphQL API. The key configuration properties are: alloworigin and/or alloworiginregexp specifies the origins the client connecting to AEM web runs on. Understand how the Content Fragment Model. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. GraphQL in Adobe Experience Manager (AEM) is a query language and runtime APIs that allows to request exactly the data which we need. In this video you will: Learn how to create and define a Content Fragment Model. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. In AEM 6. js file. Through GraphQL, AEM also exposes the metadata of a Content Fragment. 0. Learn how to enable, execute queries against, and publish and secure GraphQL endpoints. This feature can be used to reduce the number of GraphQL backend calls by a large factor. Headless implementation forgoes page and component management, as is. All authentication requests must be made using the online request form (replacing the cover letter). Content can be viewed in-context within AEM. Learn how to create GraphQL queries to return content from Adobe Experience Manager (AEM) and how to use the GraphiQL tool to quickly test, refine, and debug queries. Clients can send an HTTP GET request with the query name to execute it. In this tutorial, we’ll cover a few concepts. Example: if one sets up CUG, the results returned will be based on user's session. Previous page. Complete the quick setup for AEM as a Cloud Service to configure your AEM as a Cloud Service environment. Retrieving an Access Token. The Server-to-server Flow. The AEM Headless Client for JavaScript is used to execute the GraphQL persisted queries that power the app. 0. npm install bcrypt. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. " Check your permissions. GraphQL is not opinionated about how. It requires a little Spring and Java knowledge. The configured AEM service’s host/domain is then used to construct the AEM GraphQL API URLs and Image URLs. Create Content Fragments based on the. This document is part of a multi-part tutorial. Next, explore the power of AEM’s GraphQL API using the built-in GraphiQL IDE. Step 2: Adding data to a Next. Learn how to create GraphQL queries to return content from Adobe Experience Manager (AEM) and how to use the GraphiQL tool to quickly test, refine, and debug queries. Learn how to define and use Content Fragments in Adobe Experience Manager (AEM) for use with GraphQL. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. The GraphQL API in AEM allows you to expose Content Fragment data to downstream applications. Let’s create a struct for customer data. Add User Authentication to the React + GraphQL Web App. js initializes and exports the AEM Headless Client used to communicate with AEM; src/api/usePersistedQueries. x to take advantage of the improvements made in the GraphQL module and the underlying GraphQL library. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. The following are examples of possible approaches for constructing URLs for AEM GraphQL API and image requests, for several popular headless frameworks and platforms. This is a lot simpler because you don’t have to send multiple requests to the API, a single request. Learn how Experience Manager as a Cloud. Start yout command prompt and go to your project folder: cd F:javascript-projectsexpress-projectsgqlapi npm run. Manage AEM Author access using Adobe IMS via the Adobe Admin Console. Further Reference. Content Fragments in AEM provide structured content management. The snapshot below shows a GraphQL API configured to use API Key as the default authorization type. Overview; 1 - Create Content Fragment Models; 2 - Author Content Fragments; 3 - Explore the AEM GraphQL API; 4 - Persisted GraphQL. Project Configurations; GraphQL endpoints; Content Fragment. js application is as follows: The Node. The WKND client application connects to AEM publish service, so it is important that you published the following to the AEM publish service. Authentication options. Authorization refers to the set of rules that is applied to determine what a user is allowed. A primary use case for The Adobe Experience Manager as a Cloud Service (AEM) GraphQL API for Content Fragment Delivery is to accept remote. We have implemented GraphQL endpoint in AMS environment (AEM 6. Adobe Experience Manager as a Cloud Service’s Cross-Origin Resource Sharing (CORS) facilitates non-AEM web properties to make browser-based client-side calls to AEM’s GraphQL APIs, and other AEM Headless resources. Authorization. The HTTP GET requests from the headless app to AEM’s GraphQL APIs must be configured to interact with the correct AEM service, as. Developer. 1 How to Build a GraphQL API in Node. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. If not, it will create it on the fly and. Tutorials by framework. Please ensure that the previous chapters have been completed before proceeding with this chapter. ”. Check out these additional journeys for more information on how AEM’s powerful features work together. “Hasura Cloud provided a faster and low-code way of accessing data, while adhering to security best practices. The blog uncovers the purposes and advantages of Content Fragments, demonstrating how they streamline content creation and adapt to evolving digital needs. Learn about the various data types used to build out the Content Fragment Model. There are many different approaches and strategies to handle authentication. Review Adventures React Component Adobe Experience Manager as a Cloud Service’s Cross-Origin Resource Sharing (CORS) facilitates non-AEM web properties to make browser-based client-side calls to AEM’s GraphQL APIs, and other AEM Headless resources. AEM 6. Developer. Complete the quick setup for AEM as a Cloud Service to configure your AEM as a Cloud Service. If your modeling requirements require further restriction, there are some other options available. Explore AEM’s GraphQL capabilities by building. This document is part of a multi-part tutorial. Project Configurations; GraphQL endpoints; Content Fragment. Authorization. Often, these headless consumers may need to authenticate to AEM in order to access protected content or actions. An implementation of the standard GraphiQL IDE is available for use with the GraphQL API of Adobe Experience Manager (AEM) as a Cloud Service. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. The SPA retrieves. See Authentication for Remote AEM GraphQL Queries on Content Fragments. ”. The HTTP GET requests from the headless app to AEM’s GraphQL APIs must be configured to interact with the correct AEM service, as. GraphQL is a surprisingly thin API layer. We are using AEM 6. Learn about the different data types that can be used to define a schema. Author in-context a portion of a remotely hosted React. Authentication and Authorization would be dependent on the backend framework. Review the AEMHeadless object. Also, review How to execute a Persisted query, Using query variables, and Encoding the query URL for use by an app to learn persisted query execution by client applications. Authentication verifies the identity of a user. Authentication is the process of determining a user's identity. Authentication. Different domains. 5 Using basic authentication and postman I am able to run all the requests GET,POST,PUT,DELETE on AEM. Rich text with AEM Headless. While implementing GraphQL in your application and if you want to develop an authentication endpoint in the . @Engineering<br>Web application solution architect focused on customized enterprise application development. See Submitting your Documents for Authentication. In this tutorial, you will create a GraphQL server in Java using Spring for GraphQL. The sample React app has three main parts: The src/api folder contains files used to make GraphQL queries to AEM. This guide uses the AEM as a Cloud Service SDK. Overview; 1 - Defining Content Fragment Models; 2 - Authoring Content Fragments; 3 - Explore GraphQL APIs; 4 - Build a React app; Advanced Tutorial. From a technical perspective, the only differences between GraphQL Queries and Mutations is the mutation keyword, and the GraphQL spec requires mutations to be processed synchronously, where queries can be processed Async (in environments that support it). Windows Credential Manager sometimes messes with stored GIT passwords causing authentication failure. Implement to run AEM GraphQL persisted queries. json. src/api/aemHeadlessClient. Experience League. js implements custom React hooks. Explore the AEM GraphQL API. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. The following are examples of possible approaches for constructing URLs for AEM GraphQL API and image requests, for several popular headless frameworks and platforms. This is because they must be hosted in pages that are based on dedicated AEM templates. Step 1: Adding Apollo GraphQL to a Next. Some content is managed in AEM and some in an external system. Multiple CORS configurations can be created and deployed to different environments. In the popup menu, choose the type of the request to add. To install Graphene and Graphene-Django, run the following on your command line/terminal, pip install graphene graphene-django. The following tools should be installed locally: JDK 11; Node. It was developed by Facebook and is now used by many popular companies such as. GraphQL, a flexible query language for APIs, provides an efficient and precise way to request specific data from your AEM instance, enabling a seamless integration between React and AEM. NET Core, authentication is handled by the authentication service, IAuthenticationService, which is used by authentication middleware. Tutorials by framework. Review existing models and create a model. An implementation of the standard GraphiQL IDE is available for use with the GraphQL API of Adobe Experience Manager (AEM). 5 and Headless. Adobe Experience Manager as a Cloud Service’s Cross-Origin Resource Sharing (CORS) facilitates non-AEM web properties to make browser-based client-side calls to AEM’s GraphQL APIs, and other AEM Headless resources. Available for use by all sites. Querying AEM using GraphQL using persisted queries (as opposed to client-defined GraphQL queries) allows developers to persist a. The SPA retrieves this content via AEM’s GraphQL API. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. Please ensure that the previous chapters have been completed before proceeding with this chapter. With graphQL you only need to send one request to query the backend. Now, we can run the app and see that an Authentication flow has been added in front of our App component. Watch on. LearnUse AEM GraphQL pre-caching. src/api/aemHeadlessClient. src/api/aemHeadlessClient. 5 -Best, Pradeep Developer. Through GraphQL, AEM also exposes the metadata of a Content Fragment. AEM has a large list of available content types and you’re able to select zero or more. Project Configurations; GraphQL endpoints; Content Fragment. Created for: Beginner. After the Apollo Router validates a client request's JWT, it adds that token's claims to the request's context at this key: apollo_authentication::JWT::claims. To add more authorization types using the AWS AppSync console, launch the console, choose your GraphQL API, then choose Settings and scroll to the Authorization settings. We're going to create a GraphQL schema – a type system that describes your universe of data – that wraps calls to your existing REST API. Content Fragments used in AEM Headless content modeling, often reference image assets intended for display in the headless experience. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. Solution For more documentation on the token configuration, see the api docs on Apache. It’s also worth noting that in REST, the structure of the request object is defined on the. Please ensure that the previous chapters have been completed before proceeding with this chapter. Query for fragment and content references including references from multi-line text fields. Please ensure that the previous chapters have been completed before proceeding with this chapter. If you require a single result: ; use the model name; eg city . AEM exposes a variety of HTTP endpoints that can be interacted with in a headless manner, from GraphQL, AEM Content Services to Assets HTTP API. Learn how to execute GraphQL queries against endpoints. The sample React app has three main parts: The src/api folder contains files used to make GraphQL queries to AEM. Today, we are introducing an option to easily import schemas for your GraphQL requests. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. The benefit of this approach is cacheability. One collection for each declared GraphQL type (using the type name), with the exception of @embedded types. AEM’s GraphQL queries can be written to provide URLs to images based on where the image is referenced from. Once we have the Content Fragment data, we’ll. If your modeling requirements require further restriction, there are some other options available. express or nginx) take care of authentication. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. FAQs. Next, we’ll use the AEM Headless SDK to retrieve Content Fragment data from AEM’s GraphQL APIs. '. This video is an overview of the GraphQL API implemented in AEM. Developer. Update cache-control parameters in persisted queries. GraphiQL is included in all environments of AEM (but will only be accessible/visible when you configure your endpoints). Define Content Model Structure; Create Content. AEM can be connected to any commerce system that has an accessible GraphQL endpoint for AEM. A SPA and AEM have different domains when they are accessed by end users from the different domain. If you're set on using Firebase, you can make a one-to-one mapping of Firebase's API into GraphQL queries and mutations. Next, explore the power of AEM’s GraphQL API using the built-in GraphiQL Explorer. The AEM GraphQL API allows you to update the default cache-control parameters to your queries in order to. Without Introspection and the Schema, tools like these wouldn't exist. AEM Headless as a Cloud Service. The AEM Headless quick setup gets you hands-on with AEM Headless using content from the WKND Site sample project, and a sample React App (a SPA) that consumes the content over AEM Headless GraphQL APIs. In previous releases, a package was needed to install the GraphiQL IDE. Graphs are powerful tools for modeling many real-world phenomena because they resemble our natural mental models and verbal descriptions of the underlying process. The SPA retrieves this content via AEM’s GraphQL API. Net approach there is no issue. To help with this see: A sample Content Fragment structure. Complete the quick setup for AEM as a Cloud Service to configure your AEM as a Cloud Service. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. The response of a GET request can be cached at the dispatcher and CDN layers, ultimately improving the performance of the requesting client. Prerequisites. AEM Local Development Access Tokens are used to accelerate the development of integrations with AEM as a Cloud Service that programmatically interacts with AEM Author or Publish services over HTTP. Click into the corresponding link below to for details on how to set up and use the authentication approach. We’ll look at the benefits of GraphQL, the GraphQL tooling available in AEM, and simple and advanced GraphQL query creation. This document is part of a multi-part tutorial. Project Configurations; GraphQL endpoints; Content Fragment. The GraphQL endpoints are publicly accessible, but the content that they return depends on user's access. 0 integration. In this chapter, you use the GraphiQL Explorer to define more advanced queries to gather data of the Content. Control access to your GraphQL API. Users with an IMS org administrator role, and who are a member of the AEM Users or AEM Administrators Product Profile on AEM Author, can generate a set of credentials from AEM as a Cloud Service. After the API is created, browse or modify the schema on the Design tab. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. React App. Deploying a SPA that interacts AEM in a headless manner involves hosting the SPA and making it accessible via a web browser. Deploying a SPA that interacts AEM in a headless manner involves hosting the SPA and making it accessible via a web browser. Building a GraphQL API layer inside Next. This chapter presents several approaches to authentication that can be adapted to a variety of different. Next, we’ll use the AEM Headless SDK to retrieve Content Fragment data from AEM’s GraphQL APIs. You’ll start by creating a basic file structure and a sample code snippet. Project Configurations; GraphQL endpoints;. Ensure you adjust them to align to the requirements of your project. In addition to pure AEM managed content CIF a page can typically display commerce data that is dynamically fetched from Adobe Commerce via GraphQL. In this section, we will learn how to authenticate a GraphQL client. If your modeling requirements require further restriction, there are some other options available. Example applications are a great way to explore the headless capabilities of Adobe Experience Manager (AEM). AEM 6. GraphiQL is included in all environments of AEM (but will only be accessible/visible when you configure your endpoints). Manage GraphQL endpoints in AEM. js file. To help with this see: A sample Content Fragment structure. type Params struct { // The GraphQL type system to use when validating and executing a query. The WKND client application connects to AEM publish service, so it is important that you published the following to the AEM publish service. Learn how to create relationships between Content Fragment Models in Adobe Experience Manager (AEM) and how to leverage these relationships in GraphQL queries. At the same time, introspection also has a few downsides. If you still require automatic generation of the schema then take a look at the GraphQL Compose or GraphQL Core Schema projects which have implemented automatic schema generation. Tools like GraphiQL and GraphQL Playground use the introspection Query to then be able to give the user autocompletion functionalities. “Achieving this timeframe in a highly regulated environment like healthcare is phenomenal. To determine the correct approach for managing build dependent configurations, reference the AEM Headless app’s framework (for example, React, iOS, Android™, and so on) documentation, as the approach varies by framework. The content in AEM is managed through Content Framnents and exposed through GraphQL API as a JSON. The advanced tutorial illustrates in-depth aspects of working with Content Fragment Models, Content Fragments, and the AEM GraphQL persisted queries, including using the GraphQL persisted queries in a client application. Project Configurations; GraphQL endpoints; Content Fragment. This guide uses the AEM as a Cloud Service SDK. If a JWT is present but validation of the JWT fails, the router rejects the request. However, I checked on Software Distribution but could not find the tooling (Managed Service version) of "GraphiQL" to download: (. For testing and development, you can also access the AEM GraphQL API directly using the GraphiQL interface. The following tools should be installed locally: JDK 11; Node. Experience League. In this video you will: Learn how to use Content Fragments references to link one or more Content Fragments. The WKND client application connects to AEM publish service, so it is important that you published the following to the AEM publish service. This document is part of a multi-part tutorial. Developer. For authentication, the third-party service must retrieve an Access Token that can then be used in the GraphQL Request. Rest APIs require the client to send multiple requests to different endpoints on the API to query data from the backend database. Learn about AEM’s GraphQL capabilities through the in-depth walk-through of Content Fragments and and AEM’s GraphQL APIs and development tools. The GraphiQL tool enables developers to create and test queries against content on the current AEM environment. This Next. Headless implementations enable delivery of experiences across platforms and channels at scale. The benefit of this approach is cacheability. js app. The HTTP GET requests from the headless app to AEM’s GraphQL APIs must be configured to interact with the correct AEM service, as. Unlocking the potential of headless content delivery. GraphQL looks a bit special when you query it but it's quite simple. GraphQL Request is another lightweight graphql client with good features and ease of use. The AEM Headless quick setup gets you hands-on with AEM Headless using content from the WKND Site sample project, and a sample React App (a SPA) that consumes the content over AEM Headless GraphQL APIs. Contact Adobe to enable this capability for your AEM Cloud Service program and environments. js initializes and exports the AEM Headless Client used to communicate with AEM; src/api/usePersistedQueries. clearDefaultHeaders (); At some point, we might need to make requests through a proxy server:Building real-time offline-ready Applications with React, GraphQL & AWS AppSync - GitHub - dabit3/aws-appsync-react-workshop: Building real-time offline-ready Applications with React, GraphQL & AWS AppSync. Further Reference. This React application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries. Install GraphiQL IDE on AEM 6. The GraphQL API in AEM is primarily designed to deliver AEM Content Fragment’s to. The advanced tutorial illustrates in-depth aspects of working with Content Fragment Models, Content Fragments, and the AEM GraphQL persisted queries, including using the GraphQL persisted queries in a client application. The axios implementation is quite similar to fetch, axios is a bit more high level and developer. Navigate to Tools > Security > Users, and select authentication-service user, and select Properties from the top action bar. 5. The AEM Headless quick setup gets you hands-on with AEM Headless using content from the WKND Site sample project, and a sample React App (a SPA) that consumes the content over AEM Headless GraphQL APIs. If your modeling requirements require further restriction, there are some other options available. The GraphQL schema can contain sensitive information. 2. Authentication can provide context to a session and personalize the type of data that a user sees. js, Prisma & GraphQL The series covers the following: Data modeling using Prisma. But it’s no secret that Magento’s built-in CMS doesn’t go far when your business scales. GraphQL in Adobe Experience Manager (AEM) is a query language and runtime APIs that allows to request exactly the data which we need. 6. js initializes and exports the AEM Headless Client used to communicate with AEM; src/api/usePersistedQueries. See Authentication for Remote AEM GraphQL Queries on Content Fragments. Understand the authentication required for Remote AEM GraphQL queries in order to secure your headless content delivery. # API Management service-specific details APIMServiceName="apim. Please ensure that the previous chapters have been completed before proceeding with this chapter. 1. The WKND client application connects to AEM publish service, so it is important that you published the following to the AEM publish service. Adobe Experience Manager as a Cloud Service’s Cross-Origin Resource Sharing (CORS) facilitates non-AEM web properties to make browser-based client-side calls to AEM’s GraphQL APIs, and other AEM Headless resources. Resolution #2. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. Remove the RequestHeader unset Authorization configuration from Apache and restart the proxy server. Apollo Server 2 + Auth0. Anatomy of the React app. The configured AEM service’s host/domain is then used to construct the AEM GraphQL API URLs and Image URLs. Please ensure your client application is able to handle null values that are returned by AEM when using CONTAINS_NOT. Create Content Fragments based on the. Apollo GraphQL Server authentication with passportJS. js v18; Git; 1. supports headless CMS scenarios where external client applications render experiences using content managed in AEM. In the Basic Tutorial - Build a React app that uses AEM’s GraphQL APIs step we had reviewed and enhanced few key files to get hands-on expertise. 8. js implements custom React hooks. To get the third page of results in a ten-row table, you would do this:GraphQL Best Practices. It is important that an application authenticates a user to ensure that the data is not available to an anonymous user. Correct answer by Jörg_Hoh Employee Advisor 09-09-2022 07:12 PDT If you want to implement that on the publish layer, you should use CUGs (closed user groups). . In this chapter, you use the GraphiQL Explorer to define more advanced queries to gather data of the. Tutorials by framework. In this tutorial, we’ll cover a few concepts. Check out these additional journeys for more information on how AEM’s powerful features work together. Step 1 — Setting Up GraphQL with Node. Select Full Stack Code option. Review Adventures React Component This tutorial uses a simple Node. Complete the quick setup for AEM as a Cloud Service to configure your AEM as a Cloud Service. We recommend upgrading from 3. Other than that, Queries and Mutations are the same, they’re both just strings that map. Check that the user can login to the web interface of Bitbucket Server and answer the. On the Source Code tab. To securely setup AEM GraphQL for use with Content Fragments and your apps you need to configure various components. This guide uses the AEM as a Cloud Service SDK. Authorization is then determining what a given user has permission to do or see. The following are examples of possible approaches for constructing URLs for AEM GraphQL API and image requests, for several popular headless frameworks and platforms. By Mike Rousos. js using GraphQL Yoga and Pothos. Learn. Ensure the backend optimization and Database support to fire single query for each graphql command might get tricky. Adobe Experience Manager as a Cloud Service’s Cross-Origin Resource Sharing (CORS) facilitates non-AEM web properties to make browser-based client-side calls to AEM’s GraphQL APIs, and other AEM Headless resources. " The now-patched vulnerability affected GitLab versions since 13. For example if you want to use the HMAC. By leveraging AEM Headless APIs, you can retrieve content, assets, and data from your AEM instance and use them to power your React application. Understand how to publish GraphQL endpoints. Adobe Experience Manager (AEM) Gems is a series of technical deep dives into Adobe Experience Manager delivered by Adobe experts. *. I am using the basic authentication for the demo but the token-based authentication should be used for AEM as a Cloud Service. You can configure "token endpoints" on Apigee Edge, in which case Edge takes on. Install GraphiQL IDE on AEM 6. Review Adventures React Component The advanced tutorial illustrates in-depth aspects of working with Content Fragment Models, Content Fragments, and the AEM GraphQL persisted queries, including using the GraphQL persisted queries in a client application. Please ensure that the previous chapters have been completed before proceeding with this chapter. The package exports a bunch of React components: The GraphiQLProvider components renders multiple context providers that encapsulate all state management. The sample React app has three main parts: The src/api folder contains files used to make GraphQL queries to AEM. The AEM Headless quick setup gets you hands-on with AEM Headless using content from the WKND Site. Browse the following tutorials based on the technology used. The following are examples of possible approaches for constructing URLs for AEM GraphQL API and image requests, for several popular headless frameworks and platforms. Overview; 1 - Defining Content Fragment Models; 2 - Authoring Content Fragments; 3 - Explore GraphQL APIs; 4 - Build a React app; Advanced Tutorial. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. x. Search for “GraphiQL” (be sure to. CANADA : PROVINCE OF BRITISH COLUMBIA 3, BARBARA EMERSON, Registrar, Official Documents, Ministry of Justice, Province of British Columbia, DO HEREBY. 在GraphQL中实现用户认证和授权的5种方式 前言 用户的认证和授权是大多数web服务具备的功能，对于提供RESTful API的web服务，以Node. 7 - GraphQL Persisted Queries; Basic Tutorial. In other to do this, we must first add a user model, then model method for authentication, then add it to our GraphQL schema . In ASP. Anatomy of the React app. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. npm install -E @okta/okta-angular@4. Authentication using Auth0. “The AEM GraphQL API offers total control on the JSON output, and is an industry standard for querying content. GraphQL API. AEM has a large list of available content types and you’re able to select zero or more. The best way to get started with GraphQL and AEM is to start experiment with queries using our sample content fragment data. The. The GraphQL schema can contain sensitive information. AEM GraphQL API requests.