gistfile1.txt

1.9.3p125 :001 > u = User.first
  User Load (0.6ms)  SELECT "users".* FROM "users" LIMIT 1
 => #<User id: 1, name: "aaron", age: nil, email: nil, username: nil, password: nil, created_at: "2012-10-30 01:39:34", updated_at: "2012-10-30 01:39:34"> 
1.9.3p125 :002 > u.bumps
  Bump Load (0.6ms)  SELECT "bumps".* FROM "bumps" WHERE "bumps"."user_id" = 1
 => [#<Bump id: 1, post_id: 1, user_id: 1, bumped_id: nil, created_at: "2012-10-30 01:53:13", updated_at: "2012-10-30 01:53:13">] 
1.9.3p125 :003 > p = Post.first
  Post Load (0.5ms)  SELECT "posts".* FROM "posts" LIMIT 1
 => #<Post id: 1, body: nil, reading_id: nil, user_id: 1, created_at: "2012-10-30 01:46:34", updated_at: "2012-10-30 01:46:34"> 
1.9.3p125 :004 > p.bumps
  Bump Load (0.3ms)  SELECT "bumps".* FROM "bumps" WHERE "bumps"."post_id" = 1
 => [#<Bump id: 1, post_id: 1, user_id: 1, bumped_id: nil, created_at: "2012-10-30 01:53:13", updated_at: "2012-10-30 01:53:13">] 
1.9.3p125 :005 > u.posts
  Post Load (0.3ms)  SELECT "posts".* FROM "posts" WHERE "posts"."user_id" = 1
 => [#<Post id: 1, body: nil, reading_id: nil, user_id: 1, created_at: "2012-10-30 01:46:34", updated_at: "2012-10-30 01:46:34">] 
1.9.3p125 :006 >