Aws\AutoScaling- Documentation updates and corrections for Amazon EC2 Auto Scaling API Reference and SDKs.Aws\CloudTrail- CloudTrailInvalidClientTokenIdException is now thrown when a call results in the InvalidClientTokenId error code. The Name parameter of the AdvancedEventSelector data type is now optional.Aws\CloudWatch- Documentation updates for monitoringAws\GuardDuty- Documentation updates for GuardDutyAws\IoTSiteWise- Added the ListAssetRelationships operation and support for composite asset models, which represent structured sets of properties within asset models.Aws\PI- You can group DB load according to the dimension groups for database, application, and session type. Amazon RDS also supports the dimensions db.name, db.application.name, and db.session_type.name.