36 lines
1.1 KiB
Ruby
36 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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#
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# Copyright (C) 2021 - 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 AddNStrandIndex < ActiveRecord::Migration[5.2]
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disable_ddl_transaction!
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tag :predeploy
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def connection
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Delayed::Job.connection
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end
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def change
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add_index :delayed_jobs, [:strand, :next_in_strand, :id],
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name: 'n_strand_index',
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where: 'strand IS NOT NULL',
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algorithm: :concurrently,
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if_not_exists: true
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end
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end
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