partial void Deletesets_users(sets_users instance);
partial void Updatesets_users(sets_users instance);
private void detach_sets_users(sets_users entity)
{
this.SendPropertyChanging();
entity.users = null;
}
partial void Insertsets_users(sets_users instance);
private void attach_sets_users(sets_users entity)
{
this.SendPropertyChanging();
entity.users = this;
}