Without using preload associations

gistfile1.rb

# Dado una variable Profile profile con datos de ejemplo
profile.graffities.all(:include => [{:user => :profile}, {:replys => {:user => :profile}}])
  Comment Load (0.2ms)   SELECT * FROM `comments` WHERE (`comments`.commentable_id = 3 AND `comments`.commentable_type = 'Profile' AND (parent_id IS NULL)) LIMIT 1
  Comment Load (0.1ms)   SELECT * FROM `comments` WHERE (`comments`.parent_id = 2) ORDER BY created_at DESC
  User Load (0.2ms)   SELECT * FROM `users` WHERE (`users`.`id` = 1) 
  Profile Load (0.2ms)   SELECT `profiles`.* FROM `profiles` WHERE (`profiles`.user_id = 1) 
  Comment Load (0.2ms)   SELECT `comments`.* FROM `comments` WHERE (`comments`.parent_id = 4) ORDER BY created_at ASC
  User Load (0.2ms)   SELECT * FROM `users` WHERE (`users`.`id` IN (1,3)) 
  Profile Load (0.2ms)   SELECT `profiles`.* FROM `profiles` WHERE (`profiles`.user_id IN (1,3)) 
+----+----------------+------------------+-------+---------------------+---------+---------+-----------+-----+-----+-------------------------+-------------------------+
| id | commentable_id | commentable_type | title | body                | subject | user_id | parent_id | lft | rgt | created_at              | updated_at              |
+----+----------------+------------------+-------+---------------------+---------+---------+-----------+-----+-----+-------------------------+-------------------------+
| 4  | 3              | Profile          |       | Esto es un graffity |         | 1       | 2         | 2   | 7   | 2009-12-12 17:35:54 UTC | 2009-12-12 17:35:54 UTC |
+----+----------------+------------------+-------+---------------------+---------+---------+-----------+-----+-----+-------------------------+-------------------------+
1 row in set