public Int32 get_total_orders(Int32 companyId)
    {
        Int32 _count = 0;

        ViewOrderCollection _order = new ViewOrderCollection();
        Where _wh = new Where();
        _wh.ColumnName = "CompanyId";
        _wh.ParameterValue = companyId;
        _wh.DbType = DbType.Int32;

        _order.Where(_wh);
        _count = _order.Count;

        return _count;

    }