Active Records

[eluser]ibnclaudius[/eluser]
How can I make a select like this using Ative Records?

Code:

SELECT a.update_id,a.update,a.time,b.username,b.email
FROM updates a,users b
WHERE a.owner=b.user_id
AND a.user_id_fk='1'
ORDER BY a.update_id DESC;