# PartitionField
<a name="API_PartitionField"></a>

Specifies a single partition field.

## Contents
<a name="API_PartitionField_Contents"></a>

 ** SourceName **   <a name="Streams-Type-PartitionField-SourceName"></a>
The name of the source column used for partitioning. This column must be of the `timestamptz` type.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[a-zA-Z0-9\.\_]+`   
Required: Yes

 ** Transform **   <a name="Streams-Type-PartitionField-Transform"></a>
The partition transform to apply. The only valid value is `TIME_HOUR`.  
Type: String  
Valid Values: `TIME_HOUR`   
Required: Yes

## See Also
<a name="API_PartitionField_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/kinesis-2013-12-02/PartitionField) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/kinesis-2013-12-02/PartitionField) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/kinesis-2013-12-02/PartitionField)