private void detach_orderDetails(orderDetail entity)
{
this.SendPropertyChanging();
entity.OrderHeader = null;
}
partial void DeleteorderDetail(orderDetail instance);
partial void InsertorderDetail(orderDetail instance);
partial void UpdateorderDetail(orderDetail instance);
private void attach_orderDetails(orderDetail entity)
{
this.SendPropertyChanging();
entity.MsMenu = this;
}