MatrixSynapse/synapse/storage/schema/delta/35/device_stream_id.sql

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SQL

/* Copyright 2016 OpenMarket Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
CREATE TABLE device_max_stream_id (
stream_id BIGINT NOT NULL
);
INSERT INTO device_max_stream_id (stream_id)
SELECT COALESCE(MAX(stream_id), 0) FROM device_inbox;