view db/migrate/.svn/text-base/20090704172358_add_member_roles_inherited_from.rb.svn-base @ 420:2008fa7fda29 bug_145

Track the project tree explicitly through recursive functions rather than using lft, rgt ordering.  Fixes #145

class AddMemberRolesInheritedFrom < ActiveRecord::Migration
  def self.up
    add_column :member_roles, :inherited_from, :integer
  end

  def self.down
    remove_column :member_roles, :inherited_from
  end
end