# DataSetColumnIdMapping
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Maps a source column identifier to a target column identifier during transform operations.

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

 ** SourceColumnId **   <a name="QS-Type-DataSetColumnIdMapping-SourceColumnId"></a>
Source column ID.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 64.  
Required: Yes

 ** TargetColumnId **   <a name="QS-Type-DataSetColumnIdMapping-TargetColumnId"></a>
Target column ID.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 64.  
Required: Yes

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