# LFTagExpression
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A structure consists LF-Tag expression name and catalog ID.

## Contents
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 ** CatalogId **   <a name="lakeformation-Type-LFTagExpression-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

 ** Description **   <a name="lakeformation-Type-LFTagExpression-Description"></a>
A structure that contains information about the LF-Tag expression.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 2048.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*`   
Required: No

 ** Expression **   <a name="lakeformation-Type-LFTagExpression-Expression"></a>
A logical expression composed of one or more LF-Tags.  
Type: Array of [LFTag](API_LFTag.md) objects  
Required: No

 ** Name **   <a name="lakeformation-Type-LFTagExpression-Name"></a>
The name for saved the LF-Tag expression.  
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 AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/lakeformation-2017-03-31/LFTagExpression) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/lakeformation-2017-03-31/LFTagExpression) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/lakeformation-2017-03-31/LFTagExpression)