36 lines
1.2 KiB
Ruby
36 lines
1.2 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 RemoveCourseCodeCourseIndex < ActiveRecord::Migration[7.0]
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tag :postdeploy
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disable_ddl_transaction!
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def up
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# Boolean index that is not used
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remove_index :courses, name: "index_trgm_courses_course_code", if_exists: true
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end
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def down
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if (trgm = connection.extension(:pg_trgm)&.schema)
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add_index :courses, "LOWER(course_code) #{trgm}.gist_trgm_ops", name: "index_trgm_courses_course_code", using: :gist, if_not_exists: true
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end
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end
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end
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