Can I do this query, if not how can I change it to work
SELECT
clientinfo.clientname, clientinfo.clientcode, clientinfo.serverid,
serverslist.servername
FROM clientinfo
where clientinfo.clientjurisdiction='$groupid' && clientinfo.clientcode REGEXP '$expression'
INNER JOIN
serverslist ON clientinfo.serverid=serverslist.serverid
ORDER BY clientinfo.clientcode
The order should be