# FilterOperation
<a name="API_FilterOperation"></a>

A transform operation that filters rows based on a condition.

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

 ** ConditionExpression **   <a name="QS-Type-FilterOperation-ConditionExpression"></a>
An expression that must evaluate to a Boolean value. Rows for which the expression evaluates to true are kept in the dataset.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 4096.  
Required: No

 ** DateFilterCondition **   <a name="QS-Type-FilterOperation-DateFilterCondition"></a>
A date-based filter condition within a filter operation.  
Type: [DataSetDateFilterCondition](API_DataSetDateFilterCondition.md) object  
Required: No

 ** NumericFilterCondition **   <a name="QS-Type-FilterOperation-NumericFilterCondition"></a>
A numeric-based filter condition within a filter operation.  
Type: [DataSetNumericFilterCondition](API_DataSetNumericFilterCondition.md) object  
Required: No

 ** StringFilterCondition **   <a name="QS-Type-FilterOperation-StringFilterCondition"></a>
A string-based filter condition within a filter operation.  
Type: [DataSetStringFilterCondition](API_DataSetStringFilterCondition.md) object  
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/FilterOperation) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/quicksight-2018-04-01/FilterOperation) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/quicksight-2018-04-01/FilterOperation)