# FederatedCatalog
<a name="API_FederatedCatalog"></a>

A catalog that points to an entity outside the AWS Glue Data Catalog.

## Contents
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 ** ConnectionName **   <a name="Glue-Type-FederatedCatalog-ConnectionName"></a>
The name of the connection to an external data source, for example a Redshift-federated catalog.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: No

 ** ConnectionType **   <a name="Glue-Type-FederatedCatalog-ConnectionType"></a>
The type of connection used to access the federated catalog, specifying the protocol or method for connection to the external data source.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: No

 ** Identifier **   <a name="Glue-Type-FederatedCatalog-Identifier"></a>
A unique identifier for the federated catalog.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 512.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
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/FederatedCatalog) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/glue-2017-03-31/FederatedCatalog) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/FederatedCatalog)