# SegmentDefinitionItem
<a name="API_connect-customer-profiles_SegmentDefinitionItem"></a>

Object holding the segment definition fields.

## Contents
<a name="API_connect-customer-profiles_SegmentDefinitionItem_Contents"></a>

 ** CreatedAt **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-CreatedAt"></a>
When the segment definition was created.  
Type: Timestamp  
Required: No

 ** Description **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-Description"></a>
The description of the segment definition.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 4000.  
Required: No

 ** DisplayName **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-DisplayName"></a>
Display name of the segment definition.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Required: No

 ** SegmentDefinitionArn **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-SegmentDefinitionArn"></a>
The arn of the segment definition.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Required: No

 ** SegmentDefinitionName **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-SegmentDefinitionName"></a>
Name of the segment definition.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 64.  
Pattern: `^[a-zA-Z0-9_-]+$`   
Required: No

 ** SegmentType **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-SegmentType"></a>
The segment type.  
 Classic : Segments created using traditional SegmentGroup structure  
 Enhanced : Segments created using SQL queries   
Type: String  
Valid Values: `CLASSIC | ENHANCED`   
Required: No

 ** Tags **   <a name="connect-Type-connect-customer-profiles_SegmentDefinitionItem-Tags"></a>
The tags belonging to the segment definition.  
Type: String to string map  
Map Entries: Maximum number of 50 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Key Pattern: `^(?!aws:)[a-zA-Z+-=._:/]+$`   
Value Length Constraints: Maximum length of 256.  
Required: No

## See Also
<a name="API_connect-customer-profiles_SegmentDefinitionItem_SeeAlso"></a>

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/customer-profiles-2020-08-15/SegmentDefinitionItem) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/customer-profiles-2020-08-15/SegmentDefinitionItem) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/customer-profiles-2020-08-15/SegmentDefinitionItem)