class <%= migration_name %> < ActiveRecord::Migration def self.up create_table :<%= table_name %> do |t| <% for attribute in attributes -%> t.<%= attribute.type %> :<%= attribute.name %> <% end -%> <% unless options[:skip_timestamps] %> t.timestamps <% end -%> end <% attributes.select(&:reference?).each do |attribute| -%> add_index :<%= table_name %>, :<%= attribute.name %>_id <% end -%> end def self.down <% attributes.select(&:reference?).each do |attribute| -%> remove_index :<%= table_name %>, :<%= attribute.name %>_id <% end %> drop_table :<%= table_name %> end end