Piwik\Updater\Migration\Db\BoundSql::__toString PHP Метод

    public function __toString()
    {
        $sql = parent::__toString();
        foreach ($this->bind as $value) {
            if (!is_int($value) && !is_float($value)) {
                $value = "'" . addcslashes($value, "\n\r\\'\"") . "'";
            }
            $sql = substr_replace($sql, $value, $pos = strpos($sql, '?'), $len = 1);
        }
        return $sql;
    }