# frozen_string_literal: true class DropIndexNamespacesOnUpdatedAt < Gitlab::Database::Migration[2.1] disable_ddl_transaction! TABLE_NAME = :namespaces INDEX_NAME = :index_namespaces_on_updated_at def up remove_concurrent_index_by_name TABLE_NAME, INDEX_NAME end def down # no-op # Since adding the same index will be time consuming, # we have to create it asynchronously using 'prepare_async_index' helper. end end