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;
}