/// <summary>
 /// Updates the job information for the specified job ID. (Only for use
 /// internally with Scope job type.)
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='accountName'>
 /// The Azure Data Lake Analytics account to execute job operations on.
 /// </param>
 /// <param name='jobIdentity'>
 /// Job identifier. Uniquely identifies the job across all jobs submitted to
 /// the service.
 /// </param>
 /// <param name='parameters'>
 /// The parameters to update a job.
 /// </param>
 /// <param name='cancellationToken'>
 /// The cancellation token.
 /// </param>
 public static async Task <JobInformation> BeginUpdateAsync(this IJobOperations operations, string accountName, System.Guid jobIdentity, UpdateJobParameters parameters = default(UpdateJobParameters), CancellationToken cancellationToken = default(CancellationToken))
 {
     using (var _result = await operations.BeginUpdateWithHttpMessagesAsync(accountName, jobIdentity, parameters, null, cancellationToken).ConfigureAwait(false))
     {
         return(_result.Body);
     }
 }