Aem graphql. Next, we’ll use the AEM Headless SDK to retrieve Content Fragment data from AEM’s GraphQL APIs. Aem graphql

 
Next, we’ll use the AEM Headless SDK to retrieve Content Fragment data from AEM’s GraphQL APIsAem graphql GraphQL advantages

Component & GraphQL Response Caching. References to other content, such as images or other Content Fragments can be dynamically inserted in-line within the flow of the text. This persisted query drives the initial view’s adventure list. Can someone help me understand how can I fetch the same?Tutorials by framework. Learn about the different data types that can be used to define a schema. Typical AEM as a Cloud Service headless deployment. Author in-context a portion of a remotely hosted React application. AEM GraphQL API provides a powerful query language to expose data of Content Fragments to JavaScript clients in Headless CMS implementations. Querying AEM using GraphQL using persisted queries (as opposed to client-defined GraphQL queries) allows developers to persist a query (but not its results) in AEM, and then request the query to be executed by name. To instantiate instances of this GraphQL client, simply go the AEM OSGi configuration console and look for "GraphQL Client Configuration Factory". 5 comes bundled with, which is targeted at working with content fragments exclusively. AEM Headless clients operating in a production capacity typically interact with AEM Publish, which contains the approved, published content. Written by Prince Shivhare. Instructor-led training. Select the Content Fragment Model and select Properties form the top action bar. methods must be set to [GET]Sure, you could define an ad-hoc endpoint for that but throwing scalability and maintainability overboard in the process. Once we have the Content Fragment data, we’ll. Views. 5; GraphQL endpoints need to be configured - see this documentation to get more information how to do this -. Maven POM Dependency issues #3210. Elasticsearch. Review the GraphQL syntax for requesting a specific variation. I can still see following ways: A. supports headless CMS scenarios where external client applications render experiences. GraphQL in Adobe Experience Manager (AEM) is a query language and runtime APIs that allows to request exactly the data which we need. There are two types of endpoints in AEM: Global. This React application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries. Navigate to Tools, General, then select GraphQL. Learn about headless development using Adobe Experience Manager (AEM) as a Headless CMS. Within AEM, the delivery is achieved using the selector model and . The application uses two persisted queries: wknd/adventures-all persisted query, which returns all adventures in AEM with an abridged set of properties. There’s also the GraphQL API that AEM 6. servlet. 5 with Service Pack 16 or 17, when in the List view of sites with the “Workflow” column enabled, you cannot sort the list based on the items in that column. For more information on GraphQL and how it works in AEM, see the links I have provided at the end of this article. My requirement is when sending a query, graphQL should return a JSON response as below { user: '$', name: 'Josh', age: '30' } I tried in following way but not ac. Out of the. Prerequisites. Following AEM Headless best practices, the Next. For AEM as a Cloud. Sign In. js application is as follows: The Node. Open src/screens/feed. An end-to-end tutorial illustrating how to build-out and expose content using AEM's GraphQL APIs and consumed by an external app, in a headless CMS scenario. Validation and sanitization are standard web application security practices. It is the most popular GraphQL client and has support for major. ) that is curated by the WKND team. 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 GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. Overview; 1 - Create Content Fragment Models; 2 - Author Content Fragments; 3 - Explore the AEM GraphQL API; 4 - Persisted GraphQL Queries; 5 - Client Application Integration; Headless First Tutorial. 5 service pack 12. Currently t he GraphQL feature is enabled by default only on the AEM SDK from 2021-02-04 or newer on AEM as Cloud Service. Use GraphQL schema provided by: use the dropdown to select the required site/project. all-x. This example, loosely based on the AEM Headless React app, illustrates how AEM GraphQL API requests can be configured to connect to different AEM Services. The following list shows other major advantages of using a GraphQL API in an application instead of a REST API. GraphQL comes with default scalar types like Int, Float, String, Boolean and ID. If this is not working, possible cause would be required configurations needed for. For. 5. Before calling any method initialize the instance with GraphQL endpoint, GraphQL serviceURL and auth if needed Typedefs Model: object . Write GraphQL APIs that leverage your existing data and code with GraphQL engines available in many languages. This fulfills a basic requirement of GraphQL. 1. Developer. In this chapter, you explore how AEM’s GraphQL APIs can drive the experience in an external application. This tutorial explores how AEM’s GraphQL APIs and headless capabilities can be used to power the experiences surfaced in an external app. json. AEM GraphQL query is an API for headless architecture to deliver content fragment data in the form of JSON. In the setup, you have a single (web) server that implements the GraphQL specification. SlingSchemaServlet. 6. Requests for your content are made using the AEM GraphQL API, a customized implementation of the standard GraphQL API. This article describes how to work with large results in AEM Headless to ensure the best performance for your application. To get the third page of results in a ten-row table, you would do this:Service credentials. (Not on AEM as a cloud service) In our case, AEM will be the resource owner, 3rd party application will be client and OKTA will be the authorization. This architecture will be the most common for greenfield projects. Create a new model. If a persistedQuery exists under the extensions key, Dgraph will try to process a Persisted Query: if no sha256 hash is provided, process the query without persisting. 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. 5 service pack but you can reach out to Adobe Support from your organizations account and check if they have any plans. Here you can specify: Name: name of the endpoint; you can enter any text. Learn how variations can be used in a real-world scenario. js app uses AEM GraphQL persisted queries to query adventure data. Example applications are a great way to explore the headless capabilities of Adobe Experience Manager (AEM). directly; for example, The sample queries are based on the Sample Content Fragment Structure for use with GraphQL. The use of React is largely unimportant, and the consuming external application could be written in any framework. Learn how to define and use Content Fragments in Adobe Experience Manager (AEM) for use with GraphQL. APOLLO CLIENT. Also, the CIF add-on includes a local reverse proxy make the Commerce GraphQL endpoint available locally. Contribute to adobe/aem-headless-client-java development by creating an account on GitHub. The completed SPA, deployed to AEM, can be dynamically authored with traditional in. zip may not resolve the above issue, but it is an essential package from Query Performance perspective. But GraphQL tab is still missing on Content Fragment Model Properties. The series will guide you through the entire process of building an instant messaging app which uses GraphQL throughout: Part 1 (this part): Setting up a simple client. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. Schemas on publish are the most critical as they provide the foundation for live delivery of Content Fragment. The /api/graphql is throwing 403 errors which means no frontend commerce operation is happening on the storefront. The content in AEM is managed through Content Framnents and exposed through GraphQL API as a JSON. This example, loosely based on the AEM Headless React app, illustrates how AEM GraphQL API requests can be configured to connect to different AEM Services. Learn. While the page structure itself might never change, the commerce content might change, for example, if some product data ( such as name or price) changes in Adobe Commerce. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. In this chapter, you explore how AEM’s GraphQL APIs can drive the experience in an external application. Level 5. 13 Followers. Level 5. 5 jar file? 2. 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. Thus defining GraphQL types explicitly and marking fields as non-null has the nice benefit of making GraphQL Typegen more accurate, too. Tutorials by framework. Certification. Learn how to query a list of Content. 1 Like. Using structured content and JSON export capabilities, AEM content fragments deliver content to Single. 0. If you need AEM support to get started with AEM 6. This is done by adding an appropriate OSGi CORS configuration file for the desired endpoint(s). Understanding GraphQL — AEM. The basic operation of queries with GraphQL for AEM adhere to the standard GraphQL specification. Currently t he GraphQL feature is enabled by default only on the AEM SDK from 2021-02-04 or newer on AEM as Cloud Service. If the GraphQL server we are using doesn’t provide multiple endpoints as an inbuilt feature, we can attempt to code it in our application. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. Search for “GraphiQL” (be sure to include the i in GraphiQL). Navigate to the Software Distribution Portal > AEM as a Cloud Service. Beginner. AEM Headless single-page app (SPA) deployments involve JavaScript-based applications built using frameworks such as React or Vue, that consume and interact with content in AEM in a headless manner. The main building block of this integration is GraphQL. Only after that i was able to see the commerce addon in the aem. Search Results. Client type. 5. Alternatives#AEM Headless as a Cloud Service. Here you can specify: ; Name: name of the endpoint; you can enter any text. Run AEM as a cloud service in local to work with GraphQL query. Experience League. Persisted queries are similar to the concept of stored procedures in SQL databases. How do i download AEM6. View. By deploying and. Select Create. This guide uses the AEM as a Cloud Service SDK. These fields are used to identify a Content Fragment, or to get more information about a content fragment. . AEM’s GraphQL APIs for Content Fragments. This issue is seen on publisher. Managing Content. Hi , Yes , AEM provides OOTB Graphql API support for Content Fragments only . Created for: Beginner. GraphQL for AEM supports a list of types. The Single-line text field is another data type of Content. New GraphQL capabilities add to an already powerful set of REST APIs within Experience Manager for headless content delivery. . To facilitate this, AEM supports token-based authentication of HTTP requests. PersistedQueryServlet". directly; for. *. To help with this see: A sample Content Fragment structure. To accelerate the tutorial a starter React JS app is provided. The configuration file contains a series of single-valued or multi-valued properties that control the behavior of Dispatcher:5. 1. It does not look like Adobe is planning to release it on AEM 6. GraphQL for AEM. There are many ways by which we can implement headless CMS via AEM. servlet. To get the data stored in CFs, I have a GET request in my JS for the graphql persisted query. In this video you will: Learn how to create and define a Content Fragment Model. Persisted queries are GraphQL queries that are created and stored on the Adobe Experience Manager (AEM) server. adapters. Install GraphQL Index Package for Experience Manager Content Fragments{#install-aem-graphql-index-add-on-package} . Changes in AEM as a Cloud Service. Wondering if I can do it using Graphql query. Developer. David was co-founder and CTO of Day Software AG, a leading provider of global content management and content infrastructure software, which was acquired by Adobe in 2010. Learn how to create relationships between Content Fragment Models in Adobe Experience Manager (AEM) and how to leverage these relationships in GraphQL queries. 1K. Persisted queries are similar to the concept of stored procedures in SQL databases. apache. It is widely used for headless systems. 13+. In the previous document of the AEM headless journey, How to Access Your Content via AEM Delivery APIs you learned how to access your headless content in AEM via the AEM GraphQL API and you should now: Have a high-level understanding of GraphQL. To enable the corresponding endpoint: . 1 - Modeling Basics; 2 - Advanced Modeling; 3 - Creating GraphQL Queries; 4 - Content Fragment Variations; 5 - GraphQL Endpoints; 6 - Author and Publish Architecture; 7 - GraphQL Persisted. By utilizing the AEM Headless SDK, you can easily query and fetch Content Fragment data using GraphQL. That, combined with generally large result sets from very broad queries, can produce very large JSON responses that. The key configuration properties are: alloworigin and/or alloworiginregexp specifies the origins the client connecting to AEM web runs on. Limited content can be edited within AEM. GraphQL Query Editor. The AEM GraphQL API allows applications to perform (complex) queries on your Content Fragments, with each query being according to a specific model type. 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 GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. Instead of configuring and maintaining Indexes on single AEM instances, the Index configuration has to be specified. In addition to this, they help you deliver content to channels other than traditional AEM web pages. Sling uses a Java Content Repository, such as Apache Jackrabbit, or in the case of AEM, the CRX Content Repository as its data store. So you don't need to further define what of its fields to be returned as the scalar does not have any fields for you to pick. This end-to-end tutorial continues the basic tutorial that covered the fundamentals of Adobe Experience Manager (AEM) Headless and GraphQL. I am using AEM as a Cloud Service and have created a component in which the data is rendered through the Content Fragments. In this video you will: Learn how to enable GraphQL Persisted Queries. Learn how to use features like Content Models, Content Fragments, and a GraphQL API to power headless content delivery. GraphQL was developed internally by Facebook in 2012 before being publicly released in 2015. In previous releases, a package was needed to install the GraphiQL IDE. Second, for fan out to work, edges in the graph must be bidirectional. No matter how many times I publish the CF, the data remains same and is. With AEM, GraphQL, and filtering, the possibilities for dynamic and engaging content are limitless. The AEM GraphQL API allows you to update the default cache-control parameters to your queries in order to improve performance. Understand how the Content Fragment Model. While GraphQL allows us to continuously evolve our. GraphQL persisted queries allow you to store the GraphQL query text on the server, rather than sending it to the server with each request. ; Use GraphQL schema provided by: use the dropdown to select the required site/project. Learn more about the CORS OSGi configuration. 5 the GraphiQL IDE tool must be manually installed. aem. To use GraphQL in AEM, you will need to create a GraphQL endpoint in AEM. In this context (extending AEM), an overlay means to take the predefined functionality. zip: AEM as a Cloud Service, default build; aem-guides-wknd. Hello People, Is there a way to apply two _logOp in single GraphQL query? we have a query, where we want to filter result in a folder AND it should match the variable value between two CF model fields, so It should be OR operation. “GraphQL” is a trademark managed by the GraphQL Foundation. Like. I tried adding the /api/graphql to the CSRF filter's exclude list and even removed the POST method from there. Review existing models and create a model. You might have heard about GraphQL as a part of a standard tech stack of PWA projects like Vue Storefront and Magento PWA Studio . An implementation of the standard GraphiQL IDE is available for use with the GraphQL API of Adobe Experience Manager (AEM). AEM GraphQL schemas are created as soon as a Content Fragment Model is created, and they can exist on both author and publish environments. However, they can become too rigid, unable to support rapidly evolving requirements with a fixed set of data. Currently t he GraphQL feature is enabled by default only on the AEM SDK from 2021-02-04 or newer on AEM as Cloud Service. Integrate AEM Forms as a Cloud Service with Adobe Sign; Integrate AEM Forms as a Cloud Service with DocuSign; Integrate Adaptive Forms to. Centralize all your work, processes, tools, and files into one Work OS. That’s why I get so excited about the supergraph. Recommended courses. Why. Contributing. Apollo client is a robust, production-ready, and mature client for GraphQL on the web. GraphQL was developed by Facebook to overcome the shortcomings they found with REST APIs. A current workaround might be to introduce a new model Category with a many-to-many relation to Book. AEM Headless supports a offset/limit and cursor-based pagination queries to smaller subsets of a larger result set. Benefits of exposing a GraphQL service as a managed API via WSO2 Gateway. AEM Content Fragments work together with the AEM GraphQL API (a customized implementation, based on standard GraphQL), to deliver structured content for use in your applications. Contributions are welcome! Read the Contributing Guide for more information. Download the latest GraphiQL Content Package v. Build a React JS app using GraphQL in a pure headless scenario. Using the GraphiQL IDE. x-classic. Translate. 5 has enhanced its digital customer experience services by providing better content personalization, content fragment enhancements, and easier authoring. Also if you will look into urls they are different as well: AEM 6. This can be done by creating a new GraphQL servlet in the AEM configuration manager, and then adding the required GraphQL schema and queries to the servlet. In this tutorial, you learn how to integrate the requests for persisted queries into the sample WKND GraphQL React app using the AEM Headless Client for JavaScript. Build a React JS app using GraphQL in a pure headless scenario. A GraphQL service is created by defining types and fields on those types, then providing. Headless implementations enable delivery of experiences across platforms and channels at scale. |. From the AEM Start menu, navigate to Tools > Deployment > Packages. Good fit for complex systems and microservices. Content Fragments are used, as the content is structured according to Content Fragment Models. adobe. GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data. I have AEM 6. AEM Gem session Search forms made easy with the AEM querybuilder for a detailed overview of the query builder. Courses Recommended courses Tutorials Certification Events Instructor-led training Browse content library View all learning options. GraphQL Model type ModelResult: object . GraphQL query is an API for headless architecture to deliver content fragment data in the form of JSON. and the resolvers would go: and the response might look like: We defined: 3 params:In this example, the SPA is deployed to a Netlify domain (and the SPA consumes AEM GraphQL APIs from the AEM Publish domain (The below screenshots highlight the CORS requirement. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. x. An implementation of the standard GraphiQL IDE is available for use with the GraphQL API of Adobe Experience Manager (AEM) as a Cloud Service. channels via GraphQL API GraphQL Endpoint AEM: Content Delivery & Management Content Repository Headless -AEM GraphQL API Authoring & Management AEM Component (JS/Java, HTL) REST Single page application Mobile apps Any other app3 - Explore GraphQL APIs; 4 - Build a React app; Advanced Tutorial. 3. Content Fragments in AEM provide structured content management. 5 the GraphiQL IDE tool must be manually installed. In the next chapter, Explore GraphQL APIs, you will explore AEM’s GraphQL APIs using the built-in GrapiQL tool. You can set up a local Dgraph cluster by using the Docker image: docker run -it -p 8080:8080 -p 9080:9080 -p 8000:8000 dgraph/standalone:latest. Due to the many advantages of GraphQL - exact data fetching, versionless API evolution, single API call data fetching, strongly type. GraphQL allows mutations in writing codes requiring customized codes for every new write operation. GraphiQL is included in all environments of AEM (but will only be accessible/visible when you configure your endpoints). It provides a more flexible and efficient way to access. In this pattern, the front-end developer has full control over the app but. AEM provides a Translation Integration Framework for headless content, allowing Content Fragments and supporting assets to be easily translated for use across locales. This tutorial will cover the following topics: 1. Before going to. In this chapter, you explore how AEM’s GraphQL APIs can drive the experience in an external application. This feature can be used to reduce the number of GraphQL backend calls by a large factor. GraphQL is used in two (separate) scenarios in Adobe Experience Manager (AEM): AEM Commerce consumes data from a Commerce platform via GraphQL. Preview URLs, using URL expressions, are set on the Content Fragment Model’s Properties. The AEM GraphQL API is a customized version based on the standard GraphQL API specification, specially configured to allow you to perform (complex) queries on your Content Fragments. If a non-standard GraphQL endpoint is used on AEM side, the endpoint may contain a full path: aemHeadlessClient = new AEMHeadlessClient. supportscredentials is set to true as request to AEM Author should be authorized. 5. This method can then be consumed by your own applications. Search for “GraphiQL” (be sure to include the i in GraphiQL ). The GraphQL API of AEM provide a powerful query language to expose data of Content Fragments to downstream applications. Values of GraphQL over REST. Create Content Fragments based on the. json. This tutorial explores how AEM’s GraphQL APIs and headless capabilities can be used to power the experiences surfaced in an external app. This React application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries. 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. For a review of Author and Publish environments in AEM, refer to the AEM Headless and GraphQL video series. AEM GraphQL API is. The AEM GraphQL API allows you to update the default cache-control parameters to your queries in order to improve performance. To use GraphQL in AEM, you will need to create a GraphQL endpoint in AEM. For the image field, we'll create a GraphQL type type that holds all of the information we need in order to create and read private files from an S3 bucket, including the bucket name and region as well as the key we'd like to read from the bucket. 02 Oct 2018 Managing User Permissions in AEM. TIP. The basic operation of queries with GraphQL for AEM adhere to the standard GraphQL specification. The default cache-control values are: 60 seconds is the default (maxage=60) TTL for the client (for example, a. Each of these API approaches comes with substantial benefits. This end-to-end tutorial continues the basic tutorial that covered the fundamentals of Adobe Experience Manager (AEM) Headless and GraphQL. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. 9 Aemaacs; Single line text: Add one, or more, fields of a single line of text; the maximum length can be defined: X: X: Multi line text:The GraphiQL tool enables developers to create and test queries against content on the current AEM environment. AEM HEADLESS SDK API Reference Classes AEMHeadless . Log into AEM and from the main menu select Tools -> General -> Configuration Browser. Clients interacting with AEM Author need to take special care, as AEM Author is secure by default, requiring authorization for all requests, and may also contain work in progress, or unapproved. Learn how to use Content Fragments in Adobe Experience Manager (AEM) with the AEM GraphQL API for headless content delivery. Part 4: Optimistic UI and client side store updates. For cases. The AEM GraphQL API is a customized version based on the standard GraphQL API specification, specially configured to allow you to perform (complex) queries on your Content Fragments. AEM Headless clients operating in a production capacity typically interact with AEM Publish, which contains the approved, published content. iamnjain. GraphQL queries are. Cloud Service; AEM SDK; Video Series. In AEM 6. Clone the adobe/aem-guides-wknd-graphql repository:Sample Sling Model Exporter GraphQL API. Persisted GraphQL queries. This project will be generated within the cloned aem-guides-wknd-graphql project’s remote-spa-tutorial folder. 3 - Explore GraphQL APIs; 4 - Build a React app; Advanced Tutorial. The endpoint is the path used to access GraphQL for AEM. Content Fragments are used, as the content is structured according to Content Fragment Models. This fulfills a basic requirement of GraphQL. Have one or more constituent parts. Dispatcher Configuration Files. 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. Content Fragment Models determine the schema for GraphQL queries in AEM. Then you can do this : allCategories (filter: {tag: "mystery"}) { books { id } }. Naturally, this process needs to be governed by strict Access Control Lists (ACLs) to manage who is allowed to do what at any given time. Learn how AEM can go beyond a pure headless use case, with options for in-context authoring and experience management. Data Type description aem 6. A simple React app is used to query and display Team and Person content exposed by AEM’s GraphQL APIs. js, import apollo/client and write GraphQL query in that. 13 of the uber jar. A primary use case for The Adobe Experience Manager as a Cloud Service (AEM) GraphQL API for Content Fragment Delivery is to accept remote queries from third-party applications or services. To accelerate the tutorial a starter React JS app is provided. You provide functions for each field in the type system, and GraphQL calls them with optimal concurrency. 5 the GraphiQL IDE tool must be manually installed. This may lead to an empty Fragment Reference picker dialog. Learn how to create relationships between Content Fragment Models in Adobe Experience Manager (AEM) and how to leverage these relationships in GraphQL queries. x. This end-to-end tutorial continues the basic tutorial that covered the fundamentals of Adobe Experience Manager (AEM) Headless and GraphQL. In this tutorial, you learn how to integrate the requests for persisted queries into the sample WKND GraphQL React app using the AEM Headless Client for JavaScript. The content returned can then be used by your. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. Nov 7, 2022. Level 3: Embed and fully enable SPA in AEM. Developer. Courses Recommended courses Tutorials Certification Events Instructor-led training Browse content library View all learning options. supportedheaders includes "Authorization" as requests to AEM Author should be authorized. Clone and run the sample client application. Previous page. Experience League. To get the data stored in CFs, I have a GET request in my JS for the graphql persisted query. but once I add the dependency and try to build the code so the OSGI bundle is always in the installed state. To support AEM GraphQL persisted queries (and Experience Fragments), add GET. Hello People, Is there a way to apply two _logOp in single GraphQL query? we have a query, where we want to filter result in a folder AND it should match the variable value between two CF model fields, so It should be OR operation. The configuration name is com. These engagements will span the customer lifecycle, from. 5 the GraphiQL IDE tool must be manually installed. The multi-line text field is a data type of Content Fragments that enables authors to create rich text content. Learn about headless development using Adobe Experience Manager (AEM) as a Headless CMS. AEM Headless clients operating in a production capacity typically interact with AEM Publish, which contains the approved, published content. AEM Headless GraphQL queries can return large results. TIP. This can be done by creating a new GraphQL servlet in the AEM configuration manager, and then adding the required GraphQL schema and queries to the servlet. adobe. 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.