31 lines
1.2 KiB
Plaintext
31 lines
1.2 KiB
Plaintext
/* Copyright 2022 The Matrix.org Foundation C.I.C
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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-- Add a nullable column for thread ID to the receipts table; this allows a
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-- receipt per user, per room, as well as an unthreaded receipt (corresponding
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-- to a null thread ID).
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ALTER TABLE receipts_linearized ADD COLUMN thread_id TEXT;
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ALTER TABLE receipts_graph ADD COLUMN thread_id TEXT;
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-- Rebuild the unique constraint with the thread_id.
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ALTER TABLE receipts_linearized
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ADD CONSTRAINT receipts_linearized_uniqueness_thread
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UNIQUE (room_id, receipt_type, user_id, thread_id);
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ALTER TABLE receipts_graph
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ADD CONSTRAINT receipts_graph_uniqueness_thread
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UNIQUE (room_id, receipt_type, user_id, thread_id);
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