with_exclusive_scope (ActiveRecord::Base) – APIdock In Rails3 use "unscoped" instead The with_exclusive_scope examples no longer work in Rails3 because with_exclusive_scope is now a protected method which can and should not be used in a controller. Use the new unscoped method instead: ほー。 class Post < ActiveRecord::Base default_scope :published => true end Post.all #=> SELECT * FROM posts WHERE pu