class AddMissingIndices < ActiveRecord::Migration[4.2] def change add_index :users, :account_id add_index :statuses, :account_id add_index :statuses, :in_reply_to_id add_index :statuses, :reblog_of_id add_index :stream_entries, :account_id add_index :stream_entries, [:activity_id, :activity_type] end end