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RDoc::usage is not in Ruby 1.9
author Chris Cannam
date Thu, 20 Jun 2013 11:48:52 +0100
parents cbb26bc654de
children
line wrap: on
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class AddProjectsLftAndRgt < ActiveRecord::Migration
  def self.up
    add_column :projects, :lft, :integer
    add_column :projects, :rgt, :integer
  end

  def self.down
    remove_column :projects, :lft
    remove_column :projects, :rgt
  end
end