DescribeWhatIfAnalysis - Amazon Forecast
Request SyntaxRequest ParametersResponse SyntaxResponse ElementsErrorsSee Also

Amazon Forecast is no longer available to new customers. Existing customers of Amazon Forecast can continue to use the service as normal. Learn more"

DescribeWhatIfAnalysis

Describes the what-if analysis created using the CreateWhatIfAnalysis operation.

Important

Amazon Forecast is no longer available to new customers. Existing customers of Amazon Forecast can continue to use the service as normal. Learn more"

In addition to listing the properties provided in the CreateWhatIfAnalysis request, this operation lists the following properties:

  • CreationTime

  • LastModificationTime

  • Message - If an error occurred, information about the error.

  • Status

Request Syntax

{
   "WhatIfAnalysisArn": "string"
}

Request Parameters

The request accepts the following data in JSON format.

WhatIfAnalysisArn

The Amazon Resource Name (ARN) of the what-if analysis that you are interested in.

Type: String

Length Constraints: Maximum length of 256.

Pattern: arn:([a-z\d-]+):forecast:.*:.*:.+

Required: Yes

Response Syntax

{
   "CreationTime": number,
   "EstimatedTimeRemainingInMinutes": number,
   "ForecastArn": "string",
   "LastModificationTime": number,
   "Message": "string",
   "Status": "string",
   "TimeSeriesSelector": { 
      "TimeSeriesIdentifiers": { 
         "DataSource": { 
            "S3Config": { 
               "KMSKeyArn": "string",
               "Path": "string",
               "RoleArn": "string"
            }
         },
         "Format": "string",
         "Schema": { 
            "Attributes": [ 
               { 
                  "AttributeName": "string",
                  "AttributeType": "string"
               }
            ]
         }
      }
   },
   "WhatIfAnalysisArn": "string",
   "WhatIfAnalysisName": "string"
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

CreationTime

When the what-if analysis was created.

Type: Timestamp

EstimatedTimeRemainingInMinutes

The approximate time remaining to complete the what-if analysis, in minutes.

Type: Long

ForecastArn

The Amazon Resource Name (ARN) of the what-if forecast.

Type: String

Length Constraints: Maximum length of 256.

Pattern: arn:([a-z\d-]+):forecast:.*:.*:.+

LastModificationTime

The last time the resource was modified. The timestamp depends on the status of the job:

  • CREATE_PENDING - The CreationTime.

  • CREATE_IN_PROGRESS - The current timestamp.

  • CREATE_STOPPING - The current timestamp.

  • CREATE_STOPPED - When the job stopped.

  • ACTIVE or CREATE_FAILED - When the job finished or failed.

Type: Timestamp

Message

If an error occurred, an informational message about the error.

Type: String

Status

The status of the what-if analysis. States include:

  • ACTIVE

  • CREATE_PENDING, CREATE_IN_PROGRESS, CREATE_FAILED

  • CREATE_STOPPING, CREATE_STOPPED

  • DELETE_PENDING, DELETE_IN_PROGRESS, DELETE_FAILED

Note

The Status of the what-if analysis must be ACTIVE before you can access the analysis.

Type: String

Length Constraints: Maximum length of 256.

Pattern: ^[a-zA-Z0-9\_]+$

TimeSeriesSelector

Defines the set of time series that are used to create the forecasts in a TimeSeriesIdentifiers object.

The TimeSeriesIdentifiers object needs the following information:

  • DataSource

  • Format

  • Schema

Type: TimeSeriesSelector object

WhatIfAnalysisArn

The Amazon Resource Name (ARN) of the what-if analysis.

Type: String

Length Constraints: Maximum length of 256.

Pattern: arn:([a-z\d-]+):forecast:.*:.*:.+

WhatIfAnalysisName

The name of the what-if analysis.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 63.

Pattern: ^[a-zA-Z][a-zA-Z0-9_]*

Errors

InvalidInputException

We can't process the request because it includes an invalid value or a value that exceeds the valid range.

HTTP Status Code: 400

ResourceNotFoundException

We can't find a resource with that Amazon Resource Name (ARN). Check the ARN and try again.

HTTP Status Code: 400

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: