# DDBELTCatalogAdditionalOptions
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Specifies additional options for DynamoDB ELT catalog operations.

## Contents
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 ** DynamodbExport **   <a name="Glue-Type-DDBELTCatalogAdditionalOptions-DynamodbExport"></a>
Specifies the DynamoDB export configuration for the ELT operation.  
Type: String  
Pattern: `([\u0009\u000B\u000C\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF])*`   
Required: No

 ** DynamodbUnnestDDBJson **   <a name="Glue-Type-DDBELTCatalogAdditionalOptions-DynamodbUnnestDDBJson"></a>
Specifies whether to unnest DynamoDB JSON format. When set to `true`, nested JSON structures in DynamoDB items are flattened.  
Type: Boolean  
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/glue-2017-03-31/DDBELTCatalogAdditionalOptions) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/glue-2017-03-31/DDBELTCatalogAdditionalOptions) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/DDBELTCatalogAdditionalOptions)