-class RenameMetadataToLinks < ActiveRecord::Migration
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
+class RenameMetadataToLinks < ActiveRecord::Migration[4.2]
def up
rename_table :metadata, :links
rename_column :links, :tail, :tail_uuid