view db/migrate/20090406161854_add_parent_id_to_enumerations.rb @ 696:a0e028d6060a luisf

The booktitle string was missing from the all_fields class variable (BibtexEntryType class); fixes Bug #297.

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