doctrine2/manual/docs/Working with objects - Component overview - Query - ORDER BY - sorting query results.php

ORDER BY - part works in much same way as SQL ORDER BY. 

<code type="php">
$q = new Doctrine_Query();

// find all users, sort by name descending

$users = $q->from('User u')->orderby('u.name DESC');

// find all users sort by name ascending

$users = $q->from('User u')->orderby('u.name ASC');

// find all users and their emails, sort by email address in ascending order

$users = $q->from('User u')->leftJoin('u.Email e')->orderby('e.address');

// find all users and their emails, sort by user name and email address

$users = $q->from('User u')->leftJoin('u.Email e')
           ->addOrderby('u.name')->addOrderby('e.address');

// grab randomly 10 users
$users = $q->select('u.*, RAND() rand')->from('User u')->limit(10)->orderby('rand DESC');
</code>