annotate db/migrate/.svn/text-base/20090406161854_add_parent_id_to_enumerations.rb.svn-base @ 561:9d786d8d3b1f feature_36

Fixes Bug #251.
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Thu, 04 Aug 2011 17:00:13 +0100
parents 513646585e45
children
rev   line source
Chris@0 1 class AddParentIdToEnumerations < ActiveRecord::Migration
Chris@0 2 def self.up
Chris@0 3 add_column :enumerations, :parent_id, :integer, :null => true, :default => nil
Chris@0 4 end
Chris@0 5
Chris@0 6 def self.down
Chris@0 7 remove_column :enumerations, :parent_id
Chris@0 8 end
Chris@0 9 end