canvas-lms/db/migrate/20190702111937_add_sis_sour...

26 lines
952 B
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 AddSisSourceIdToAssignments < ActiveRecord::Migration[5.1]
tag :predeploy
def change
add_column :assignments, :sis_source_id, :string
add_index :assignments, [:sis_source_id, :root_account_id], where: "sis_source_id IS NOT NULL", unique: true
end
end