# File lib/puppet/rails/database/001_add_created_at_to_all_tables.rb, line 10 10: def self.down 11: ActiveRecord::Base.connection.tables.each do |t| 12: unless ActiveRecord::Base.connection.columns(t).collect {|c| c.name}.include?("created_at") 13: remove_column t.to_s, :created_at 14: end 15: end 16: end