# LFTagExpressionResource
<a name="API_LFTagExpressionResource"></a>

A structure containing a LF-Tag expression (keys and values).

## Contents
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 ** Name **   <a name="lakeformation-Type-LFTagExpressionResource-Name"></a>
The name of the LF-Tag expression to grant permissions on.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: Yes

 ** CatalogId **   <a name="lakeformation-Type-LFTagExpressionResource-CatalogId"></a>
The identifier for the Data Catalog. By default, the account ID.   
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
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 Amazon SDKs, see the following:
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/lakeformation-2017-03-31/LFTagExpressionResource) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/lakeformation-2017-03-31/LFTagExpressionResource) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/lakeformation-2017-03-31/LFTagExpressionResource)