partial void DeleteRegion_Okrug(Region_Okrug instance);
 partial void UpdateRegion_Okrug(Region_Okrug instance);
		private void detach_Region_Okrug(Region_Okrug entity)
		{
			this.SendPropertyChanging();
			entity.Region = null;
		}
 partial void InsertRegion_Okrug(Region_Okrug instance);
		private void attach_Region_Okrug(Region_Okrug entity)
		{
			this.SendPropertyChanging();
			entity.Region = this;
		}