Dibi\Drivers\FirebirdDriver::applyLimit PHP Метод

    public function applyLimit(&$sql, $limit, $offset)
    {
        if ($limit > 0 || $offset > 0) {
            // http://www.firebirdsql.org/refdocs/langrefupd20-select.html
            $sql = 'SELECT ' . ($limit > 0 ? 'FIRST ' . (int) $limit : '') . ($offset > 0 ? ' SKIP ' . (int) $offset : '') . ' * FROM (' . $sql . ')';
        }
    }