partial void DeletePositionLimits(PositionLimits instance);
 partial void UpdatePositionLimits(PositionLimits instance);
		private void detach_PositionLimits(PositionLimits entity)
		{
			this.SendPropertyChanging();
			entity.Position = null;
		}
 partial void InsertPositionLimits(PositionLimits instance);
		private void attach_PositionLimits(PositionLimits entity)
		{
			this.SendPropertyChanging();
			entity.Position = this;
		}