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Amazon Simple Workflow Service
Developer Guide (API Version 2012-01-25)

Amazon Simple Workflow Service Developer Guide History

The following table describes the important changes to the documentation since the last release of the Amazon Simple Workflow Service Developer Guide.

  • API version: 2012-01-25

  • Latest documentation update: July 25, 2017

Change Description Date Changed

Update

Changed task_list to workflowId in the Tutorial: A Subscription Workflow with Amazon SWF and Amazon SNS to avoid confusion with activity_list.

July 25, 2017

Update

Cleaned up the code examples throughout this guide.

June 5, 2017

Update

Simplified and improved the organization and contents of this guide.

May 19, 2017

Update

Updates and link fixes.

May 16, 2017

Update

Updates and link fixes.

October 1, 2016

Lambda task support

You can specify Lambda tasks in addition to traditional Activity tasks in your workflows. For more information, see AWS Lambda Tasks.

July 21, 2015

Support for setting task priority

Amazon SWF now includes support for setting the priority of tasks on a task list, and will attempt to deliver those with higher priority before tasks with lower priority. Information about how to set the task priority for workflows and for activities is provided in Setting Task Priority.

December 17, 2014

Update

Added a new topic that describes how to log Amazon SWF API calls using CloudTrail: Logging Amazon Simple Workflow Service API Calls with AWS CloudTrail.

May 8, 2014

Update

Two new topics related to CloudWatch metrics for Amazon SWF have been added: Amazon SWF Metrics for CloudWatch, which provides a list and descriptions of the supported metrics, and Viewing Amazon SWF Metrics for CloudWatch using the AWS Management Console, which provides information about how to view metrics and set alarms with the AWS Management Console.

April 28, 2014

Update

Added a new section: Amazon Simple Workflow Service Resources. This section provides some service reference information and provides information about additional documentation, samples, code and other web resources for Amazon SWF developers.

March 19, 2014

Update

Added a workflow tutorial. See Tutorial: A Subscription Workflow with Amazon SWF and Amazon SNS.

October 25, 2013

Update

Added AWS CLI information and example.

August 26, 2013

Update

Updates and fixes.

August 1, 2013

Update

Updated the document to describe how to use IAM for access control.

February 22, 2013

Initial Release

This is the first release of the Amazon Simple Workflow Service Developer Guide.

October 16, 2012