partial void DeleteEmailTransaction(EmailTransaction instance);
 partial void UpdateEmailTransaction(EmailTransaction instance);
		private void detach_EmailTransactions(EmailTransaction entity)
		{
			this.SendPropertyChanging();
			entity.Attendee = null;
		}
 partial void InsertEmailTransaction(EmailTransaction instance);
		private void attach_EmailTransactions(EmailTransaction entity)
		{
			this.SendPropertyChanging();
			entity.Event = this;
		}