# FeatureTransformation
<a name="API_FeatureTransformation"></a>

Provides feature transformation information. Feature transformation is the process of modifying raw input data into a form more suitable for model training.

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

 ** creationDateTime **   <a name="personalize-Type-FeatureTransformation-creationDateTime"></a>
The creation date and time (in Unix time) of the feature transformation.  
Type: Timestamp  
Required: No

 ** defaultParameters **   <a name="personalize-Type-FeatureTransformation-defaultParameters"></a>
Provides the default parameters for feature transformation.  
Type: String to string map  
Map Entries: Maximum number of 100 items.  
Key Length Constraints: Maximum length of 256.  
Value Length Constraints: Maximum length of 1000.  
Required: No

 ** featureTransformationArn **   <a name="personalize-Type-FeatureTransformation-featureTransformationArn"></a>
The Amazon Resource Name (ARN) of the FeatureTransformation object.  
Type: String  
Length Constraints: Maximum length of 256.  
Pattern: `arn:([a-z\d-]+):personalize:.*:.*:.+`   
Required: No

 ** lastUpdatedDateTime **   <a name="personalize-Type-FeatureTransformation-lastUpdatedDateTime"></a>
The last update date and time (in Unix time) of the feature transformation.  
Type: Timestamp  
Required: No

 ** name **   <a name="personalize-Type-FeatureTransformation-name"></a>
The name of the feature transformation.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `^[a-zA-Z0-9][a-zA-Z0-9\-_]*`   
Required: No

 ** status **   <a name="personalize-Type-FeatureTransformation-status"></a>
The status of the feature transformation.  
A feature transformation can be in one of the following states:  
+ CREATE PENDING > CREATE IN\$1PROGRESS > ACTIVE -or- CREATE FAILED
Type: String  
Length Constraints: Maximum length of 256.  
Required: No

## See Also
<a name="API_FeatureTransformation_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/personalize-2018-05-22/FeatureTransformation) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/personalize-2018-05-22/FeatureTransformation) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/personalize-2018-05-22/FeatureTransformation)