propel/creole sql version - symfony users | Google グループ
Docs For Class Connection

$con = Propel::getConnection();
$rs = $con->getResource();
echo mysql_get_server_info($rs);

With $rs you can use any of the native php mysql functions like
mysql_get_client_info()
http://jp.php.net/manual/en/function.mysql-get-client-info.php
mysql_get_host_info()
http://jp.php.net/manual/en/function.mysql-get-host-info.php
, etc