# frozen_string_literal: true class AddMergeRequestMetricsMergedAtIndex < ActiveRecord::Migration[5.2] include Gitlab::Database::MigrationHelpers DOWNTIME = false disable_ddl_transaction! def up add_concurrent_index :merge_request_metrics, [:merged_at, :id] end def down remove_concurrent_index :merge_request_metrics, [:merged_at, :id] end end