XHProfRuns_Default::calculatePercentile PHP Méthode

    protected function calculatePercentile($details)
    {
        $limit = (int) ($details['count'] / 20);
        $query = "SELECT `{$details['column']}` as `value` FROM `details` WHERE `{$details['type']}` = '{$details['url']}' ORDER BY `{$details['column']}` DESC LIMIT {$limit}, 1";
        $rs = $this->db->query($query);
        $row = $this->db->getNextAssoc($rs);
        return $row['value'];
    }