    public static function getHelpVersionId($version) {
        global $db;

        return $db->selectValue('help_version', 'id', 'version="'.$db->escapeString($version).'"');
    }
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.