partial void DeleteStudyResult(StudyResult instance);
		private void detach_StudyResults(StudyResult entity)
		{
			this.SendPropertyChanging();
			entity.Course = null;
		}
 partial void InsertStudyResult(StudyResult instance);
 partial void UpdateStudyResult(StudyResult instance);
		private void attach_StudyResults(StudyResult entity)
		{
			this.SendPropertyChanging();
			entity.User = this;
		}