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3e87d79e1c
Fixes #8395.
29 lines
1.0 KiB
Plaintext
29 lines
1.0 KiB
Plaintext
/* Copyright 2020 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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CREATE SEQUENCE IF NOT EXISTS events_stream_seq;
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SELECT setval('events_stream_seq', (
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SELECT COALESCE(MAX(stream_ordering), 1) FROM events
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));
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CREATE SEQUENCE IF NOT EXISTS events_backfill_stream_seq;
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-- If the server has never backfilled a room then doing `-MIN(...)` will give
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-- a negative result, hence why we do `GREATEST(...)`
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SELECT setval('events_backfill_stream_seq', (
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SELECT GREATEST(COALESCE(-MIN(stream_ordering), 1), 1) FROM events
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));
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