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/)

# DataConfig
<a name="API_DataConfig"></a>

The data configuration for your dataset group and any additional datasets.

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

 ** DatasetGroupArn **   <a name="forecast-Type-DataConfig-DatasetGroupArn"></a>
The ARN of the dataset group used to train the predictor.  
Type: String  
Length Constraints: Maximum length of 256.  
Pattern: `arn:([a-z\d-]+):forecast:.*:.*:.+`   
Required: Yes

 ** AdditionalDatasets **   <a name="forecast-Type-DataConfig-AdditionalDatasets"></a>
Additional built-in datasets like Holidays and the Weather Index.  
Type: Array of [AdditionalDataset](API_AdditionalDataset.md) objects  
Array Members: Minimum number of 1 item. Maximum number of 2 items.  
Required: No

 ** AttributeConfigs **   <a name="forecast-Type-DataConfig-AttributeConfigs"></a>
Aggregation and filling options for attributes in your dataset group.  
Type: Array of [AttributeConfig](API_AttributeConfig.md) objects  
Array Members: Minimum number of 1 item. Maximum number of 50 items.  
Required: No

## See Also
<a name="API_DataConfig_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/DataConfig) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/forecast-2018-06-26/DataConfig) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/forecast-2018-06-26/DataConfig)