Clone and run the sample client application. Missing search index that causes large repository traversal causing performance issues due to high disk I/O. For GraphQL queries with AEM there are a few extensions: If you require a single result: use the model name; eg city; If you expect a list of results: add List to the model name; for example, cityList; See Sample Query - All. adobe. GraphQL was created to have better communication between the client and the server. Content Fragments are used in AEM to create and manage content for the SPA. For an overview of all the available components in your AEM instance, use the Components Console. Developer. Understand the benefits of persisted queries over client-side queries. This consumes both time and memory. 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. AEM creates these based on your. . To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. Rich text with AEM Headless. To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. Getting started. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. adobe. 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. GraphQL is an open-source data query and manipulation language for APIs and a runtime for fulfilling queries with existing data. Select Full Stack Code option. 1_property. The following tools should be installed locally: JDK 11;. Details. Level 5. json extension. Can be used to check whether a proposed name is valid. Query variables can be used with Persisted Queries. 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 Queries; Basic Tutorial. GraphQL API. Getting started. This guide uses the AEM as a Cloud Service SDK. Learn more about the GraphQL queries at Learning to use GraphQL with AEM - Sample Content and Queries. rollThreeDice: [Int]Query: is a read-only operation requested to a GraphQL server Mutation: is a read-write operation requested to a GraphQL server Resolver: In GraphQL, the Resolver is responsible for mapping the operation and the code running on the backend which is responsible for handle the request. Gem Session. Editable Templates. To help with this see: A sample Content Fragment structure. 1) Find nodes by type under a specific path. Headless implementation forgoes page and component. References to other content, such as images or other Content Fragments can be dynamically inserted in-line within the flow of the text. select the Endpoint appropriate to the Sites configuration that you want to use for your queries; directly input new queries; create, and access, Persisted Queries run your queries to immediately see the results; manage Query Variables; save, and. The GraphQL API in AEM allows you to expose Content Fragment data to downstream applications. Learn more about the GraphQL queries at Learning to use GraphQL with AEM - Sample Content and Queries. 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 Queries; Basic Tutorial. Move to the app folder. Content Fragment models define the data schema that is used by Content Fragments. Query. 24. Alright great, so we’ve found a completely vanilla way to send requests. AEM SDK; Video Series. To share with the community, we talked to the AEM support team and found that it was an issue with 6. X) the GraphiQL Explorer (aka. js v18; Git; 1. This Web Component application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries and render a portion of UI, accomplished using pure JavaScript code. For example, a URL such as:GraphQL Queries - This allows the client to read and manipulate how the data should be received. GraphQL in AEM is quite new and it brings a lot of new possibilites, especially. Configuration to Enable GraphQL on AEMCaaS. AEM’s GraphQL APIs for Content Fragments. For example:. Content Fragments are used in AEM to create and manage content for the SPA. The AEM Headless quick setup gets you hands-on with AEM Headless using content from the WKND Site sample project, and a React App that consumes the content over AEM Headless GraphQL APIs. In this context (extending AEM), an overlay means to take the predefined functionality. The syntax to define a query. Start the tutorial chapter on Create Content Fragment Models. Learn to use GraphQL with AEM so you can serve content headlessly by exploring sample content and queries. 08-05-2023 06:03 PDT. Explore AEM's GraphQL APIs using the built-in GrapiQL IDE. Authentication for Remote AEM GraphQL Queries on Content Fragments; AEM GraphQL API with Content Fragments - Sample Content and Queries; Hybrid and SPA AEM Development. Query AEM for a list of teams, and their referenced members; Query AEM for a team member’s details; Get the sample React app. Headless content delivery based on GraphQL can be fast, but might also cause performance bottlenecks in some cases. It was open-sourced by Facebook in 2015 and ever since then gained immense popularity as an alternative to REST. Translate. 3. Experiment constructing basic queries using the GraphQL syntax. x version. By default, all of the fields are associated. If you are creating a template in a custom folder outside of the We. On an AEM instance with a high number of Content Fragments that share the same model, GraphQL list queries can become costly (in terms of resources). Learn more about the GraphQL queries at Learning to use GraphQL with AEM - Sample Content and Queries. Sure, you could define an ad-hoc endpoint for that but throwing scalability and maintainability overboard in the process. This is because all fragments that share a model being used within the GraphQL query have to be loaded into memory. Start the tutorial chapter on Create Content. Learn how AEM automatically generates a GraphQL schema based on a Content Fragment model. To configure the step, you specify the group or user to assign the work item to, and the path to the form. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. @arunpatidarYou create a workflow model to define the series of steps executed when a user starts the workflow. todos {. GraphQL API requests must be authenticated using the following details: Stack API key; Environment; Delivery token of the concerned environment; You need to pass the stack API Key in the URL and the publishing environment as a query parameter. While AEM Core Components provide a customizable API that can serve required Read operations for this purpose, and whose JSON output can be customized, they do require AEM WCM (Web Content Management) know-how for implementation. AEM SDK; Video Series. npx create-next-app --ts next-graphql-app. In this tutorial, we’ll use the GraphiQL IDE to start experimenting with queries. 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 GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. supportscredentials is set to true as request to AEM Author should be authorized. Tutorials. Install an AEM package that contains several folders and sample images used to accelerate the tutorial. In this tutorial, we’ll use the GraphiQL IDE to start experimenting with queries. In this tutorial, we’ll cover a few concepts. js App. This guide uses the AEM as a Cloud Service SDK. This session dedicated to the query builder is useful for an overview and use of the tool. The best way to get started with GraphQL and AEM is to start experiment with queries using our sample content fragment data. The queries shown in this video, are just a sample to give you an idea of some of the powerful things you can do with GraphQL. For example, to grant access to the. 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. Prerequisites. Sling Models. Query will look like:GraphQL is a query language for your API. This guide uses the AEM as a Cloud Service SDK. The Lambda function uses graphql-java, a popular library for implementing GraphQL with java. Query AEM for a list of teams, and their referenced members; Query AEM for a team member’s details; Get the sample React app. In this chapter, you use the GraphiQL Explorer to define more advanced queries to gather data of the Content. 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. In this post, the most common used queries will be explored, using the most important predicates provided by the Query Builder API; following an incremental approach does not neglect the possibility of understanding how to build more complex queries. Getting started. This GraphQL query returns an image reference’s. Getting started. 15, graphql was querying data based below properties of content fragment model but now it works based on. Client applications can then implement these GraphQL queries to fetch data from AEM and power their app. In this video you will: Learn how to enable GraphQL Persisted Queries; Learn how to create, update, and execute GraphQL queries; Understand the benefits of persisted queries over client-side queriesFew useful commands for RDEs (assuming we have a ‘sample aem wknd guides project’) Install the 'all' package. Learn how to enable, execute queries against, and publish and secure GraphQL endpoints. To view the results of each Test Case, click the title of the Test Case. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. Client applications can then implement these GraphQL queries to fetch data from AEM and power their app. Query AEM for a list of teams, and their referenced members; Query AEM for a team member’s details; Get the sample React app. The SPA retrieves. Learn how AEM automatically generates a GraphQL schema based on a Content Fragment model. This session dedicated to the query builder is useful for an overview and use of the tool. Sign In. In either case, the operation is a simple string that a GraphQL server can parse and respond to with data in a specific format. The Single-line text field is another data type of Content Fragments. AEM provides several tools and resources for creating workflow models, developing workflow steps, and for programmatically interacting with workflows. js v18;. 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. It provides a flexible and powerful way to fetch. The Form Participant Step presents a form when the work item is opened. 5 Graphql persistent query use with Java Apollo client. While also preserving the ability to make use of your cli toolkit for cases. Sample Query looks like below: query{ personAddress{ lastName address{ addressLine1 addressLine1 city state country } } }. So You Would Like to Access Your Content? {#so-youd-like-to-access-your. To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. Get started with Adobe Experience Manager (AEM) and GraphQL. One of Gatsby’s main strengths is the ability to query data from a variety of sources in a uniform way with GraphQL. 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. 1. Download Advanced-GraphQL-Tutorial-Starter-Package-1. One of the use cases for such groups is for embedding content in third-party touchpoints, such as Adobe Target. With GraphQL Query Language, you can define complex queries with nested fields, pass arguments to filter. Start the tutorial chapter on Create Content. Multiple variables are. Ensure you adjust them to align to the requirements of your. To accelerate the tutorial a starter React JS app is provided. I want to implement atleast one filter provided by AEM on an array field to filter the categories which contains atleast one of the values: _expressions: [ { _apply: AT_LEAST_ONCE, values: [ "health", "fitness" ] } ] Now when I run the query, I. How to persist a GraphQL query. Browse the following tutorials based on the technology used. 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. The schema defines the types of data that can be queried and manipulated using GraphQL,. Learn how to enable, create, update, and execute Persisted Queries in AEM. select the Endpoint appropriate to the Sites configuration that you want to use for your queries; directly input new queries; create, and access, Persisted Queries run your queries to immediately see the results; manage Query Variables; save, and. Prerequisites. An end-to-end tutorial illustrating how to build-out and expose content using AEM Headless. Limited content can be edited within AEM. App Setup. Clone and run the sample client application. The GraphiQL tool enables developers to create and test queries against content on the current AEM environment. title. Select the AEM as a Cloud Service development environment from the Eligible Deployment Environments. GraphQL has a robust type system. This is because all fragments that share a model being used within the GraphQL query have to be loaded into memory. We’ll look at the benefits of GraphQL, the GraphQL tooling available in AEM, and simple and advanced GraphQL query creation. Reload to refresh your session. AEM GraphQL schemas are created as soon as a Content Fragment Model is created, and they can exist on both author and publish environments. The best way to get started with GraphQL and AEM is to start experiment with queries using our sample content fragment data. It’s neither an architectural pattern nor a web service. Create A Sample Angular Application: Let's create a sample angular application where we are going to implement techniques to consume the GraphQL endpoint. Update cache-control parameters in persisted queries. Select the AEM as a Cloud Service development environment from the Eligible Deployment Environments select box. The AEM Headless SDK is available for various platforms: AEM Headless SDK for client-side browsers (JavaScript) AEM Headless SDK for server-side/Node. To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. Clone the adobe/aem-guides-wknd-graphql repository:The best way to get started with GraphQL and AEM is to start experiment with queries using our sample content fragment data. Clients can send an HTTP GET request with the query name to execute it. CODE ON GITHUB. Okay a slight correction, your variation must be lower cased and spaces should be replaced with _ and then it should work fine. Persisted queries are queries that are stored on the Adobe Experience Manager (AEM) server. 1. It really depends on the use case and the scope of the project. model. The GraphQL API in AEM allows you to expose Content Fragment data to downstream applications. To address this problem I have implemented a custom solution. It is a query language for your API and a server-side runtime for executing queries by using a type system you define for your data. 04-01-2023 10:38 PST. 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. To accelerate the tutorial a starter React JS app is provided. Persisted Queries; Optimizing GraphQL Queries; Updating your Content Fragments for optimized GraphQL Filtering; Authentication for Remote AEM GraphQL Queries on Content Fragments; AEM GraphQL API with Content Fragments - Sample Content and Queries; Hybrid and SPA AEM Development. So You Would Like to Access Your Content? {#so-youd-like-to. The following tools should be installed locally: JDK 11; Node. It is recommended to persist queries on an AEM author environment initially and then transfer the query to your production AEM publish environment, for use by applications. ) that is curated by the. named queries, string comparisons, static parameters, all the documented features and syntax of graphql doesnt seem to work with graphql on AEM. Importance of an API Gateway for GraphQL services. or=true group. Schemas are generated by AEM based on the Content Fragment Models. Whenever a Content Fragment Model is created or updated, the. Getting started. Install an AEM package that contains several folders and sample images used to accelerate the tutorial. Workflows are. The benefit of this approach is cacheability. 5. AEM applies the principle of filtering all user-supplied content upon output. Query for fragment and content references including references from multi-line text fields. json where appname reflects the name of your application. Next, explore the power of AEM’s GraphQL API using the built-in GraphiQL Explorer. AEM as a Cloud Service GraphQL API used with Content Fragments is heavily based on the standard, open source GraphQL API. You signed out in another tab or window. The following table provides links to the reference documentation of several key Java objects to use when interacting programmatically with workflows. Here I’ve got a react based application that displays a list of adventures from AEM. 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. Learn to use GraphQL with AEM so you can serve content headlessly by exploring sample content and queries. . Get{} functions are used to easily retrieve data from your Weaviate instance, while Aggregate{} is used to obtain meta information about data objects and its properties. 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 following tools should be installed locally: JDK 11;. Invest in the knowledge, specifications, standards, tooling, data, people, and organizations that define the next 50 years of the API economy. Clone the adobe/aem-guides-wknd-graphql repository:The following are examples of how image URLs can prefix the AEM host value made configurable for various headless app frameworks. The site will be implemented using: HTL. AEM Content Fragments work together with the AEM GraphQL API (a customized implementation,. Some content is managed in AEM and some in an external system. The queries shown in this video, are just a sample to give you an idea of some of the powerful things you can do with GraphQL. Getting started. To securely setup AEM GraphQL for use with Content Fragments and your apps you need to configure various components. Select Full Stack Code option. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. Workflows. zip; To deploy the OSGi bundle,. The Query Performance Tool is reachable via the Developer Console in Cloud Manager. Sign In. Once we have the Content Fragment data, we’ll. 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. See full list on experienceleague. You can also define model properties, such as whether the workflow is transient or uses multiple resources. 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 Queries; Basic Tutorial. To accelerate the tutorial a starter React JS app is provided. In this chapter, a stubbed-out sample React app is implemented with the code required to interact with AEM’s GraphQL API, and display team and person data obtained from them. 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. and thus. I am trying to make a call to a GraphQL endpoint (external, not controlled by me), all I can find on internet is how to setup a back-end GraphQL endpoint using Java Spring Boot. type=cq:Page. In the next chapter, Build React app, you explore how an external application can query AEM’s GraphQL endpoints and use. In AEM, navigate to Tools > Deployment > Packages to access Package Manager. There are two types of endpoints in AEM: ; Global . There are three functions currently defined in Weaviate's GraphQL: Get{}, Aggregate{} and Explore{}. Learn how to use GraphQL with AEM to serve content headlessly by exploring sample content and queries. - JcrQueryLibrary. From the AEM Start screen, navigate to Tools > General > GraphQL Query Editor. The GraphiQL tool lets you test and debug your GraphQL queries by enabling you to:. Solved: In the AEM Sample Queries for filtering tags, the sample CF defines the Categories field as a Tag data type. zip. Clone the adobe/aem-guides-wknd-graphql repository:Query AEM for a list of teams, and their referenced members; Query AEM for a team member’s details; Get the sample React app. contributorList is an example of a query type within GraphQL. contributorList is an example of a query type within GraphQL. Persisted queries are queries that are stored on the Adobe Experience Manager (AEM) server. Getting started. contributorList is an example of a query type within GraphQL. GraphQL was developed internally by Facebook in 2012 before being publicly released in 2015. It is popular for headless usecases. </p> <p dir=\"auto\"><strong>Sample Query</strong></p> <div class=\"highlight highlight-source-graphql notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-cop. The endpoint is the path used to access GraphQL for AEM. AEM creates these based. 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. To develop your JCR, Apache Sling or Adobe Experience Manager (AEM) applications, the following tool sets are available: one set consisting of CRXDE Lite and WebDAV. It is the GraphQL convention on how to write data into the system. It is used to fetch values and can support arguments and points to arrays. Experiment constructing basic queries using the GraphQL syntax. 1. Upload and install the package (zip file) downloaded in the previous step. Limited content can be edited within AEM. Core Components. Start the tutorial chapter on Create Content. In this video you will: Learn how to enable GraphQL Persisted Queries. AEM SDK; Video Series. The popular response format that is usually used for mobile and web applications is JSON. And some sample GraphQL queries, based on the sample Content Fragment structure (Content Fragment Models and related Content Fragments). ReindexingIn 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. Start the tutorial chapter on Create Content. X. Learn. Let’s look at the following GraphQL query: {. Clone the adobe/aem-guides-wknd-graphql repository:On the Source Code tab. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. Now that you have learned how to access and query your headless content using the AEM GraphQL API you can now learn how to use the REST API to access and update. 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. All depends upon how you develop your. The query variables are appended to the request prefixed with a semicolon (;) using the variable name and value. In GraphQL the nested query with arguments would go: Now, let’s see how the Type definition might go for the previous operation. NOTE. Content Fragments are used, as the content is structured according to Content Fragment Models. GraphQL queries look the same for both single items or lists of. In this chapter, a stubbed-out sample React app is implemented with the code required to interact with AEM’s GraphQL API, and display team and person data obtained from them. Prerequisites. I have created queries and persisted it. json. Then I have another content fragement (let's say it is parent content fragement) built by a diff model called 'PageBody' , this parent content fragement includes that product content fragment. A query is a GraphQL Operation that allows you to retrieve specific data from the server. And some sample GraphQL queries, based on the sample Content Fragment structure (Content Fragment Models and related Content Fragments). When a user starts a workflow, an instance is started; this is the corresponding runtime model, created when you Sync your. To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. AEM as a Cloud Service lets you capitalize on the AEM applications in a cloud-native way, so that you can: Scale your DevOps efforts with Cloud Manager: CI/CD framework, autoscaling, API connectivity, flexible deployment modes, code quality gates, service delivery transparency, and guided updates. This endpoint can use all Content Fragment Models from all Sites configurations (defined in the Configuration Browser ). Allowing for bulk delivery of exactly what is needed for rendering as the response to a single API query. There are two types of endpoints in AEM: Global Available for use by all sites. Sample Queries. On an AEM instance with a high number of Content Fragments that share the same model, GraphQL list queries can become costly (in terms of resources). Build a React JS app using GraphQL in a pure headless scenario. Implement persisted queries and integrate it into the WKND app. sql. The Query Builder offers an easy way of querying the content repository. While client-side GraphQL queries can also be executed using HTTP POST requests, which cannot be cached, persisted. Preventing XSS is given the highest priority during both development and testing. For example: GraphQL persisted query. We are trying to consume the persistent query created in AEM inside the Java backend code using the Apollo Graphql client. Learning to use GraphQL with AEM; The Sample Content Fragment Structure; Learning to use GraphQL with AEM - Sample Content and Queries; What’s Next. Next, explore the power of AEM’s GraphQL API using the built-in GraphiQL Explorer. Select main from the Git Branch select box. The following are examples of how image URLs can prefix the AEM host value made configurable for various headless app frameworks. Start the tutorial chapter on Create Content Fragment Models. Getting started. Some useful JCR queries (XPATH, SQL2) for AEM/CQ development. Developer. Select main from the Git Branch select box. Getting started. com An <code>AND</code> (implicit) is used to select the <code>population</code>range, while an <code>OR</code> (explicit) is used to select the required cities. Objects. Before you begin your own SPA. The GraphQL API in AEM allows you to expose Content Fragment data to downstream applications. In this chapter, a stubbed-out sample React app is implemented with the code required to interact with AEM’s GraphQL API, and display team and person data obtained from them. Core Concepts. Download Advanced-GraphQL-Tutorial-Starter-Package-1. The path in AEM that responds to GraphQL queries, and provides access to the GraphQL schemas. Select Save. AEM SDK; Video Series. In this video you will: Learn how to enable GraphQL Persisted. Below is sample execution of GraphQL query having filtered result. Due to the many advantages of GraphQL - exact data fetching, versionless API evolution, single API call data fetching, strongly type. When we want to call a backend Graphql API server to query or mutate some data there are many clients that we can use from the frontend. NOTE. Command To Install Angular CLI: (If not installed on your system previously) npm install -g @angular/cli. When a query request arrives, the abstraction layer forwards the request to the appropriate service(s). js initializes and exports the AEM Headless Client used to communicate with AEM; src/api/usePersistedQueries. To get started with this advanced tutorial, follow these steps: Set up a development environment using AEM as a Cloud Service. Just like a REST API, it's common to pass arguments to an endpoint in a GraphQL API. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. This server-to-server application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries and print it on terminal. For the underlying concepts, see: AEM Components - the Basics. schema. Congratulations! Congratulations, you created and executed several GraphQL queries! Next Steps. Content fragments can be referenced from AEM pages, just as any other asset type. On the Tests panel, tap or click either the Run all tests button or the Run tests button below the title of the Test Suite that you want to run. This GraphQL query returns an image reference’s. Every GraphQL schema have a root object type called Query. Adobe Experience Manager (AEM) Gems is a series of technical deep dives into Adobe Experience Manager delivered by Adobe experts. And some sample GraphQL queries, based on the sample Content Fragment structure (Content Fragment Models and related Content Fragments). Depending on the type selected, there are three flavors available for use in AEM GraphQL: <code>onlyDate</code>, <code>onlyTime</code>,. Learn about advanced queries using filters, variables, and directives. And some sample GraphQL queries, based on the sample content fragment structure (Content Fragment Models and related Content Fragments). This sample application retrieves the content from AEM by invoking the persisted GraphQL queries and renders it in an immersive experience. This approach can be extended to other queries in your application, ensuring all queries only include content specified by a user’s locale selection. This tutorial explores how AEM’s GraphQL APIs and headless capabilities can be used to power the experiences surfaced in an external app. 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. In GraphQL, you fetch data with the help of queries. GraphQL API. Clone the adobe/aem-guides-wknd-graphql repository:The best way to get started with GraphQL and AEM is to start experiment with queries using our sample content fragment data. Understand how the AEM GraphQL API works. Each field is associated with a graphql. Depending on your instance, you can directly access the GraphiQL interface included with AEM GraphQL API for submitting and testing queries. On your terminal run the following command. Learn more about the CORS OSGi configuration. For example: GraphQL persisted query.