class CreateEcmReferencesCategories < ActiveRecord::Migration def change create_table :ecm_references_categories do |t| t.string :name t.text :description t.string :locale # acts as markup t.string :markup_language # awesome nested set t.integer :lft t.integer :rgt t.references :parent t.integer :depth # friendly id t.string :slug t.timestamps end add_index :ecm_references_categories, :parent_id end end