canvas-lms/db/migrate/20190614230625_backfill_cac...

35 lines
1.1 KiB
Ruby

#
# Copyright (C) 2019 - present Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#
class BackfillCachedQuizLtiOnSubmissions < ActiveRecord::Migration[5.1]
tag :predeploy
disable_ddl_transaction!
def up
DataFixup::BackfillNulls.run(Submission, :cached_quiz_lti, default_value: false)
Shard.current.database_server.unguard do
Submission.vacuum if connection.open_transactions == 0
end
change_column_null(:submissions, :cached_quiz_lti, false)
end
def down
change_column_null(:submissions, :cached_quiz_lti, true)
end
end