# DataAggregation
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A structure that represents a data aggregation.

## Contents
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**Note**  
In the following list, the required parameters are described first.

 ** DatasetRowDateGranularity **   <a name="QS-Type-DataAggregation-DatasetRowDateGranularity"></a>
The level of time precision that is used to aggregate `DateTime` values.  
Type: String  
Valid Values: `SECOND | MINUTE | HOUR | DAY | WEEK | MONTH | QUARTER | YEAR`   
Required: No

 ** DefaultDateColumnName **   <a name="QS-Type-DataAggregation-DefaultDateColumnName"></a>
The column name for the default date.  
Type: String  
Length Constraints: Maximum length of 256.  
Required: No

## See Also
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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/quicksight-2018-04-01/DataAggregation) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/quicksight-2018-04-01/DataAggregation) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/quicksight-2018-04-01/DataAggregation)