# frozen_string_literal: true class AddSprintsForeignKeyToProjects < ActiveRecord::Migration[6.0] include Gitlab::Database::MigrationHelpers DOWNTIME = false disable_ddl_transaction! def up add_concurrent_foreign_key :sprints, :projects, column: :project_id, on_delete: :cascade end def down with_lock_retries do remove_foreign_key :sprints, column: :project_id end end end