/// <summary>
 /// Deletes job history items more than maximum.
 /// </summary>
 public void DeleteMoreThanMax()
 {
     ServiceJobService serviceJobService = new ServiceJobService((RockContext)this.Context);
     {
         var serviceJobs = serviceJobService.AsNoFilter().Select(sj => sj.Id).ToArray();
         for (int i = 0; i < serviceJobs.Count(); i++)
         {
             DeleteMoreThanMax(serviceJobs[i]);
         }
     }
 }