partial void DeletePackagedCourse(PackagedCourse instance);
 partial void UpdatePackagedCourse(PackagedCourse instance);
		private void detach_PackagedCourse(PackagedCourse entity)
		{
			this.SendPropertyChanging();
			entity.CoursePackage = null;
		}
 partial void InsertPackagedCourse(PackagedCourse instance);
		private void attach_PackagedCourse(PackagedCourse entity)
		{
			this.SendPropertyChanging();
			entity.CourseInfo = this;
		}