# frozen_string_literal: true class AddIndexOnOperationsFeatureFlagsIid < ActiveRecord::Migration[5.2] include Gitlab::Database::MigrationHelpers DOWNTIME = false disable_ddl_transaction! def up add_concurrent_index :operations_feature_flags, [:project_id, :iid], unique: true end def down remove_concurrent_index :operations_feature_flags, [:project_id, :iid] end end