65 lines
2.7 KiB
Ruby
65 lines
2.7 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 UpdatePseudonymUniqueIndexes < ActiveRecord::Migration[6.0]
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tag :predeploy
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disable_ddl_transaction!
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def up
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add_index :pseudonyms,
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"LOWER(unique_id), account_id, authentication_provider_id",
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name: "index_pseudonyms_unique_with_auth_provider",
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if_not_exists: true,
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algorithm: :concurrently,
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unique: true,
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where: "workflow_state IN ('active', 'suspended')"
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add_index :pseudonyms,
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"LOWER(unique_id), account_id",
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name: "index_pseudonyms_unique_without_auth_provider",
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if_not_exists: true,
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algorithm: :concurrently,
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unique: true,
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where: "workflow_state IN ('active', 'suspended') AND authentication_provider_id IS NULL"
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remove_index :pseudonyms,
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name: "index_pseudonyms_on_unique_id_and_account_id_and_authentication_provider_id",
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algorithm: :concurrently,
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if_exists: true
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remove_index :pseudonyms,
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name: "index_pseudonyms_on_unique_id_and_account_id_no_authentication_provider_id",
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algorithm: :concurrently,
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if_exists: true
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end
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def down
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execute "CREATE UNIQUE INDEX index_pseudonyms_on_unique_id_and_account_id_and_authentication_provider_id ON #{Pseudonym.quoted_table_name} (LOWER(unique_id), account_id, authentication_provider_id) WHERE workflow_state='active'"
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execute "CREATE UNIQUE INDEX index_pseudonyms_on_unique_id_and_account_id_no_authentication_provider_id ON #{Pseudonym.quoted_table_name} (LOWER(unique_id), account_id) WHERE workflow_state='active' AND authentication_provider_id IS NULL"
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remove_index :pseudonyms,
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name: "index_pseudonyms_unique_with_auth_provider",
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algorithm: :concurrently,
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if_exists: true
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remove_index :pseudonyms,
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name: "index_pseudonyms_unique_without_auth_provider",
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algorithm: :concurrently,
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if_exists: true
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end
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end
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