Скачать или смотреть Integrating AWS AppSync with AWS Glue Data Catalog

Discover how to integrate `AWS AppSync` with `AWS Glue Data Catalog` using a Lambda function and Step Functions. Learn the setup process and key components involved.
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This video is based on the question https://stackoverflow.com/q/62445778/ asked by the user 'kavya sudeep' ( https://stackoverflow.com/u/9203796/ ) and on the answer https://stackoverflow.com/a/64050757/ provided by the user 'josch_san' ( https://stackoverflow.com/u/10399091/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Integrating AWS AppSync with AWS Glue Data Catalog: A Step-by-Step Guide

In the world of cloud computing, integrating various services can open up a range of possibilities for developers and data professionals. One interesting integration is between AWS AppSync, which allows you to create GraphQL APIs, and the AWS Glue Data Catalog, a serverless metadata repository. This guide aims to clarify how these two powerful AWS services can work together effectively, using a Lambda function and Step Functions.

Understanding the Problem

As developers embark on creating a GraphQL API with AWS AppSync, the challenge often lies in the data retrieval process from different sources. For instance, integrating AWS Glue Data Catalog as a data source can seem daunting, especially for those unfamiliar with AWS services. The primary question emerges: How can we seamlessly connect AWS AppSync to the AWS Glue Data Catalog?

Proposed Solution Overview

The integration can be accomplished by leveraging AWS Step Functions as a mediator between AWS AppSync and AWS Glue. This method simplifies the connection and enhances the robustness of the workflow. Below is a step-by-step guide on how to make this integration work effectively.

Step-by-Step Integration Guide

Step 1: Call Step Functions from AWS AppSync

To initiate the process:

Set Up the HTTP Call to Step Functions:
You will initiate an HTTP call from AWS AppSync to the AWS Step Functions endpoint. The following snippet illustrates how to create the HTTP request:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Invoke the Glue Job in Step Functions

Once Step Functions receives the request, the next step is to define a task that calls the Glue job. Here's how you can set that up:

Define the Glue Job Task:
This task will utilize the arn:aws:states:::glue:startJobRun.sync resource. Below is a sample configuration:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: IAM Permissions

Lastly, ensure that your IAM role associated with Step Functions has the necessary permissions to execute the state machine. Specifically, make sure you grant it the states:StartExecution permission. This step is critical to enabling the workflow to call the Glue job successfully.

Conclusion

Integrating AWS AppSync with the AWS Glue Data Catalog is a powerful approach to building GraphQL APIs that access serverless data stores. By following the steps outlined in this guide, developers can create efficient data retrieval workflows using AWS services.

If you have further questions or need clarification on specific points, feel free to reach out in the comments section!