[ { "type": "api-change", "category": "RDS", "description": "Added error code CreateCustomDBEngineVersionFault for when the create custom engine version for Custom engines fails." }, { "type": "api-change", "category": "Comprehend", "description": "This release adds a new field (FlywheelArn) to the EntitiesDetectionJobProperties object. The FlywheelArn field is returned in the DescribeEntitiesDetectionJob and ListEntitiesDetectionJobs responses when the EntitiesDetection job is started with a FlywheelArn instead of an EntityRecognizerArn ." }, { "type": "enhancement", "category": "CloudWatch", "description": "Doc-only update to correct alarm actions list" } ]