Write applications that launch and manage clusters - Amazon EMR
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

Write applications that launch and manage clusters

You can access the functionality provided by the Amazon EMR API by calling wrapper functions in one of the Amazon SDKs. The Amazon SDKs provide language-specific functions that wrap the web service's API and simplify connecting to the web service, handling many of the connection details for you. For more information about calling Amazon EMR using one of the SDKs, see Use SDKs to call Amazon EMR APIs.

Important

The maximum request rate for Amazon EMR is one request every ten seconds.