private void detach_sub_correspondences(sub_correspondence entity)
{
this.SendPropertyChanging();
entity.correspondence = null;
}
partial void Deletesub_correspondence(sub_correspondence instance);
partial void Insertsub_correspondence(sub_correspondence instance);
partial void Updatesub_correspondence(sub_correspondence instance);
private void attach_sub_correspondences(sub_correspondence entity)
{
this.SendPropertyChanging();
entity.sla_timer = this;
}