partial void DeleteCoursesLevel(CoursesLevel instance);
partial void UpdateCoursesLevel(CoursesLevel instance);
private void detach_CoursesLevels(CoursesLevel entity)
{
this.SendPropertyChanging();
entity.Level = null;
}
partial void InsertCoursesLevel(CoursesLevel instance);
private void attach_CoursesLevels(CoursesLevel entity)
{
this.SendPropertyChanging();
entity.Level = this;
}
