42 lines
1.7 KiB
Ruby
42 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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#
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# Copyright (C) 2018 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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class CleanUpAssignmentOverrides < ActiveRecord::Migration[7.0]
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tag :predeploy
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disable_ddl_transaction!
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def self.up
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DataFixup::RemoveOrphanedAssignmentOverrideStudents.run
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# this fix is fast enough to run synchronously, without requiring a multi-deploy rollout of the check constraint
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DataFixup::RemoveInvalidAssignmentOverrides.run
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# we will break the constraint creation and validation into separate queries to reduce time spent in ex-lock
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add_check_constraint(:assignment_overrides,
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"workflow_state='deleted' OR quiz_id IS NOT NULL OR assignment_id IS NOT NULL",
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name: "require_quiz_or_assignment",
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if_not_exists: true,
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validate: false)
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validate_constraint(:assignment_overrides, :require_quiz_or_assignment)
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end
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def self.down
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remove_check_constraint(:assignment_overrides, name: "require_quiz_or_assignment", if_exists: true)
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end
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end
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