38 lines
1.3 KiB
Ruby
38 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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#
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# Copyright (C) 2023 - 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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#
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class RemoveOldSubmissionNeedsGradingIndex < ActiveRecord::Migration[7.0]
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tag :postdeploy
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disable_ddl_transaction!
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def change
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# Submission.needs_grading was updated and a new index was created,
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# but the old index was never removed and is no longer used
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remove_index :submissions, :assignment_id, name: "index_submissions_on_assignment_id", where: <<~SQL.squish, algorithm: :concurrently, if_exists: true
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submission_type IS NOT NULL
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AND (workflow_state = 'pending_review'
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OR (workflow_state = 'submitted'
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AND (score IS NULL OR NOT grade_matches_current_submission)
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)
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)
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SQL
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end
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end
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