Inheritance: INotifyPropertyChanging, INotifyPropertyChanged
		private void detach_VisitorTags(VisitorTag entity)
		{
			this.SendPropertyChanging();
			entity.Visitor = null;
		}
		private void attach_VisitorTags(VisitorTag entity)
		{
			this.SendPropertyChanging();
			entity.Visitor = this;
		}
 partial void UpdateVisitorTag(VisitorTag instance);
 partial void DeleteVisitorTag(VisitorTag instance);
 partial void InsertVisitorTag(VisitorTag instance);