annotate db/migrate/20091220183509_add_lft_and_rgt_indexes_to_projects.rb @ 279:782d4fc319bb bug_95

added the description; changed the roles labels. minor fixes to layout.

class AddLftAndRgtIndexesToProjects < ActiveRecord::Migration
  def self.up
    add_index :projects, :lft
    add_index :projects, :rgt
  end

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