view db/migrate/061_add_roles_builtin.rb @ 447:565f82b8ff9c feature_36

added the uniq option to the publicatioin models to remove duplicate authors

class AddRolesBuiltin < ActiveRecord::Migration
  def self.up
    add_column :roles, :builtin, :integer, :default => 0, :null => false
  end

  def self.down
    remove_column :roles, :builtin
  end
end