public String getVolumeEncryptionKMSKey() {
        return this.volumeEncryptionKMSKey;
    }
<p>
The Amazon Key Management Service (Amazon KMS) key that SageMaker uses to encrypt data on the storage volume
attached to the ML compute instances that run the training job. The default is None.
</p>

@return The Amazon Key Management Service (Amazon KMS) key that SageMaker uses to encrypt data on the storage
        volume attached to the ML compute instances that run the training job. The default is None.
aws-java-sdk-neptunedata/src/main/java/com/amazonaws/services/neptunedata/model/StartMLDataProcessingJobRequest.java