redmine/db/migrate/20090406161854_add_parent_id_to_enumerations.rb

class AddParentIdToEnumerations < ActiveRecord::Migration
  def self.up
    add_column :enumerations, :parent_id, :integer, :null => true, :default => nil
  end

  def self.down
    remove_column :enumerations, :parent_id
  end
end
Added project specific Enumeration overrides. These will be used to track if Enumeration's custom data or active state is overridden on a project. An overridden Enumeration is one that is associated with a parent Enumeration. #4077 git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2947 e93f8b46-1217-0410-a6f0-8f06a7374b81 2009-10-22 00:34:34 +02:00			`class AddParentIdToEnumerations < ActiveRecord::Migration`
			`def self.up`
			`add_column :enumerations, :parent_id, :integer, :null => true, :default => nil`
			`end`

			`def self.down`
			`remove_column :enumerations, :parent_id`
			`end`
			`end`