# ImportTableOperationSource
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Specifies the source table and column mappings for an import table operation.

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

 ** SourceTableId **   <a name="QS-Type-ImportTableOperationSource-SourceTableId"></a>
The identifier of the source table to import data from.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 64.  
Pattern: `[0-9a-zA-Z-]*`   
Required: Yes

 ** ColumnIdMappings **   <a name="QS-Type-ImportTableOperationSource-ColumnIdMappings"></a>
The mappings between source column identifiers and target column identifiers during the import.  
Type: Array of [DataSetColumnIdMapping](API_DataSetColumnIdMapping.md) objects  
Array Members: Minimum number of 1 item. Maximum number of 2048 items.  
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/ImportTableOperationSource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/quicksight-2018-04-01/ImportTableOperationSource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/quicksight-2018-04-01/ImportTableOperationSource)