canvas-lms/db/migrate/20231206161745_add_columns_...

62 lines
2.2 KiB
Ruby

# frozen_string_literal: true
# Copyright (C) 2023 - 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 AddColumnsToAssignmentOverrideStudents < ActiveRecord::Migration[7.0]
tag :predeploy
disable_ddl_transaction!
def change
add_reference :assignment_override_students,
:wiki_page,
if_not_exists: true,
foreign_key: true,
index: false
add_index :assignment_override_students,
[:wiki_page_id, :user_id],
where: "wiki_page_id IS NOT NULL",
unique: true,
algorithm: :concurrently,
if_not_exists: true
add_reference :assignment_override_students,
:discussion_topic,
if_not_exists: true,
foreign_key: true,
index: false
add_index :assignment_override_students,
[:discussion_topic_id, :user_id],
where: "discussion_topic_id IS NOT NULL",
unique: true,
algorithm: :concurrently,
if_not_exists: true,
name: "index_assignment_override_students_on_discussion_topic_and_user"
add_reference :assignment_override_students,
:attachment,
if_not_exists: true,
foreign_key: true,
index: false
add_index :assignment_override_students,
[:attachment_id, :user_id],
where: "attachment_id IS NOT NULL",
unique: true,
algorithm: :concurrently,
if_not_exists: true
end
end