Inheritance: INotifyPropertyChanging, INotifyPropertyChanged
		private void detach_StudentSubjectEnrolments(StudentSubjectEnrolment entity)
		{
			this.SendPropertyChanging();
			entity.Subject = null;
		}
 partial void DeleteStudentSubjectEnrolment(StudentSubjectEnrolment instance);
 partial void InsertStudentSubjectEnrolment(StudentSubjectEnrolment instance);
 partial void UpdateStudentSubjectEnrolment(StudentSubjectEnrolment instance);
		private void attach_StudentSubjectEnrolments(StudentSubjectEnrolment entity)
		{
			this.SendPropertyChanging();
			entity.Student = this;
		}