# frozen_string_literal: true class RemoveUsersProjectsCreatorIdFk < Gitlab::Database::Migration[2.1] disable_ddl_transaction! FOREIGN_KEY_NAME = "fk_03ec10b0d3" def up with_lock_retries do remove_foreign_key_if_exists(:projects, :users, name: FOREIGN_KEY_NAME, reverse_lock_order: true) end end def down add_concurrent_foreign_key(:projects, :users, name: FOREIGN_KEY_NAME, column: :creator_id, target_column: :id, on_delete: :nullify) end end