# ParentHyperParameterTuningJob
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A previously completed or stopped hyperparameter tuning job to be used as a starting point for a new hyperparameter tuning job.

## Contents
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 ** HyperParameterTuningJobName **   <a name="sagemaker-Type-ParentHyperParameterTuningJob-HyperParameterTuningJobName"></a>
The name of the hyperparameter tuning job to be used as a starting point for a new hyperparameter tuning job.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 32.  
Pattern: `[a-zA-Z0-9](-*[a-zA-Z0-9]){0,31}`   
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/sagemaker-2017-07-24/ParentHyperParameterTuningJob) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sagemaker-2017-07-24/ParentHyperParameterTuningJob) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sagemaker-2017-07-24/ParentHyperParameterTuningJob)