Chris@0: class AddChangesetsUserId < ActiveRecord::Migration
Chris@0:   def self.up
Chris@0:     add_column :changesets, :user_id, :integer, :default => nil
Chris@0:   end
Chris@0: 
Chris@0:   def self.down
Chris@0:     remove_column :changesets, :user_id
Chris@0:   end
Chris@0: end