private void detach_Tasks(Tasks entity)
		{
			this.SendPropertyChanging();
			entity.Runs = null;
		}
		private void attach_Tasks(Tasks entity)
		{
			this.SendPropertyChanging();
			entity.Runs = this;
		}
 partial void UpdateTasks(Tasks instance);
 partial void DeleteTasks(Tasks instance);
 partial void InsertTasks(Tasks instance);