private void detach_grades(grade entity)
{
this.SendPropertyChanging();
entity.course = null;
}
partial void Deletegrade(grade instance);
private void attach_grades(grade entity)
{
this.SendPropertyChanging();
entity.course = this;
}
partial void Insertgrade(grade instance);
partial void Updategrade(grade instance);
private void detach_grades(grade entity)
{
this.SendPropertyChanging();
entity.course = null;
}
private void attach_grades(grade entity)
{
this.SendPropertyChanging();
entity.course = this;
}
partial void Deletegrade(grade instance);
partial void Updategrade(grade instance);
partial void Insertgrade(grade instance);
