public ExportHandlerSelect(int exportID)
        {
            var dbml = new ExportHandlerDataContext();

            _handler = dbml.ExportHandlers.SingleOrDefault(x => x.ExportID == exportID);
        }
 partial void UpdateExportHandler(ExportHandler instance);
 partial void DeleteExportHandler(ExportHandler instance);
 partial void InsertExportHandler(ExportHandler instance);