db_weirdness.rb

ruby-1.9.2-p180 :061 > Signup.last
  Signup Load (0.4ms)  SELECT "signups".* FROM "signups" ORDER BY "signups"."token" DESC LIMIT 1
#<Signup:0x0000010a51f5a8> {
                    :token => "ab377c84",
                    :email => "[email protected]",
              :referred_by => nil,
                 :notified => nil,
                  :user_id => nil,
               :created_at => Tue, 01 Nov 2011 13:25:06 PDT -07:00,
               :updated_at => Tue, 01 Nov 2011 13:25:06 PDT -07:00,
          :google_contacts => nil,
           :yahoo_contacts => nil,
    :windows_live_contacts => nil,
                 :imported => false,
        :referrals_counter => nil
}
ruby-1.9.2-p180 :062 > Signup.find_by_token 'ab377c84'
  Signup Load (0.5ms)  SELECT "signups".* FROM "signups" WHERE "signups"."token" = 'ab377c84' LIMIT 1
nil