# frozen_string_literal: true class AddIndexOnAuthorIdAndCreatedAtToEvents < ActiveRecord::Migration[6.0] include Gitlab::Database::MigrationHelpers DOWNTIME = false INDEX_NAME = 'index_events_on_author_id_and_created_at' disable_ddl_transaction! def up add_concurrent_index :events, [:author_id, :created_at], name: INDEX_NAME end def down remove_concurrent_index :events, INDEX_NAME end end