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view db/migrate/104_add_projects_lft_and_rgt.rb @ 233:df89e7aa3ce8 feature_20

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Ensure some rather essential parameters get included (after file safety check)!
author Chris Cannam
date Thu, 17 Feb 2011 19:46:11 +0000
parents 513646585e45
children
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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