private void detach_LeaveSheet1(LeaveSheet entity)
		{
			this.SendPropertyChanging();
			entity.Employee1 = null;
		}
		private void attach_LeaveSheet(LeaveSheet entity)
		{
			this.SendPropertyChanging();
			entity.Employee = this;
		}
 partial void UpdateLeaveSheet(LeaveSheet instance);
 partial void DeleteLeaveSheet(LeaveSheet instance);
 partial void InsertLeaveSheet(LeaveSheet instance);