# frozen_string_literal: true class RebuildDirectoryItemWithIndex < ActiveRecord::Migration[4.2] def up remove_index :directory_items, [:period_type] execute "TRUNCATE TABLE directory_items RESTART IDENTITY" add_index :directory_items, %i[period_type user_id], unique: true end def down remove_index :directory_items, %i[period_type user_id] add_index :directory_items, [:period_type] end end