partial void DeleteForecastingTreeGroup(ForecastingTreeGroup instance);
 partial void UpdateForecastingTreeGroup(ForecastingTreeGroup instance);
		private void detach_ForecastingTreeGroups(ForecastingTreeGroup entity)
		{
			this.SendPropertyChanging();
			entity.Group = null;
		}
 partial void InsertForecastingTreeGroup(ForecastingTreeGroup instance);
		private void attach_ForecastingTreeGroups(ForecastingTreeGroup entity)
		{
			this.SendPropertyChanging();
			entity.ForecastingTree = this;
		}