From the course: Building Android Apps with AWS
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AWS AppSync
- [Instructor] If you build a data-driven app that stores its data in the cloud, like we have in this course, then two issues you'll probably have to contend with are deciding how and when to deliver updates to your app when new data is available, and also how to handle user interaction when a device doesn't have an internet connection. Now, you can actually use AWS AppSync to handle both of those situations. So I wanna look at some of the basic features that are included with AWS AppSync. So AppSync uses a language called GraphQL to enable client apps to fetch, change, and subscribe to data from servers. GraphQL queries not only specify the data that's being requested, but you can also specify the desired format for the response, so that really makes it easier to handle and parse responses on the app side. Additionally, it's compatible with DynamoDB, too, so you can use your DynamoDB tables as a source and configure the interactions with the data using mapping templates. For…
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