private void detach_Ref_GoalRewards(Ref_GoalReward entity)
		{
			this.SendPropertyChanging();
			entity.Reward = null;
		}
		private void attach_Ref_GoalRewards(Ref_GoalReward entity)
		{
			this.SendPropertyChanging();
			entity.Goal = this;
		}
 partial void UpdateRef_GoalReward(Ref_GoalReward instance);
 partial void DeleteRef_GoalReward(Ref_GoalReward instance);
 partial void InsertRef_GoalReward(Ref_GoalReward instance);