PMA\libraries\dbi\DBIMysqli::getProtoInfo PHP Метод

Returns the version of the MySQL protocol used

public getProtoInfo ( resource $link ) : integer
$link	resource	mysql link
Результат	integer	version of the MySQL protocol used

    public function getProtoInfo($link)
    {
        return mysqli_get_proto_info($link);
    }

DBIMysqli