Amazon Forecast is no longer available to new customers. Existing customers of Amazon Forecast can continue to use the service as normal. [Learn more"](https://aws.amazon.com/blogs/machine-learning/transition-your-amazon-forecast-usage-to-amazon-sagemaker-canvas/)

# DatasetGroupSummary
<a name="API_DatasetGroupSummary"></a>

Provides a summary of the dataset group properties used in the [ListDatasetGroups](https://docs.aws.amazon.com/forecast/latest/dg/API_ListDatasetGroups.html) operation. To get the complete set of properties, call the [DescribeDatasetGroup](https://docs.aws.amazon.com/forecast/latest/dg/API_DescribeDatasetGroup.html) operation, and provide the `DatasetGroupArn`.

**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"](http://aws.amazon.com/blogs/machine-learning/transition-your-amazon-forecast-usage-to-amazon-sagemaker-canvas/) 

## Contents
<a name="API_DatasetGroupSummary_Contents"></a>

 ** CreationTime **   <a name="forecast-Type-DatasetGroupSummary-CreationTime"></a>
When the dataset group was created.  
Type: Timestamp  
Required: No

 ** DatasetGroupArn **   <a name="forecast-Type-DatasetGroupSummary-DatasetGroupArn"></a>
The Amazon Resource Name (ARN) of the dataset group.  
Type: String  
Length Constraints: Maximum length of 256.  
Pattern: `arn:([a-z\d-]+):forecast:.*:.*:.+`   
Required: No

 ** DatasetGroupName **   <a name="forecast-Type-DatasetGroupSummary-DatasetGroupName"></a>
The name of the dataset group.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `^[a-zA-Z][a-zA-Z0-9_]*`   
Required: No

 ** LastModificationTime **   <a name="forecast-Type-DatasetGroupSummary-LastModificationTime"></a>
When the dataset group was created or last updated from a call to the [UpdateDatasetGroup](https://docs.aws.amazon.com/forecast/latest/dg/API_UpdateDatasetGroup.html) operation. While the dataset group is being updated, `LastModificationTime` is the current time of the `ListDatasetGroups` call.  
Type: Timestamp  
Required: No

## See Also
<a name="API_DatasetGroupSummary_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/forecast-2018-06-26/DatasetGroupSummary) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/forecast-2018-06-26/DatasetGroupSummary) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/forecast-2018-06-26/DatasetGroupSummary)