From 65f0513a3306d21aa5e6959b21642ba15dbdcad5 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Wed, 7 Jun 2017 11:02:38 +0100 Subject: Split up device_lists_outbound_pokes table for faster updates. --- .../schema/delta/42/device_list_last_id.sql | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 synapse/storage/schema/delta/42/device_list_last_id.sql (limited to 'synapse/storage/schema') diff --git a/synapse/storage/schema/delta/42/device_list_last_id.sql b/synapse/storage/schema/delta/42/device_list_last_id.sql new file mode 100644 index 0000000000..9ab8c14fa3 --- /dev/null +++ b/synapse/storage/schema/delta/42/device_list_last_id.sql @@ -0,0 +1,33 @@ +/* Copyright 2017 Vector Creations 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. + */ + + +-- Table of last stream_id that we sent to destination for user_id. This is +-- used to fill out the `prev_id` fields of outbound device list updates. +CREATE TABLE device_lists_outbound_last_success ( + destination TEXT NOT NULL, + user_id TEXT NOT NULL, + stream_id BIGINT NOT NULL +); + +INSERT INTO device_lists_outbound_last_success + SELECT destination, user_id, coalesce(max(stream_id), 0) as stream_id + FROM device_lists_outbound_pokes + WHERE sent = (1 = 1) -- sqlite doesn't have inbuilt boolean values + GROUP BY destination, user_id; + +CREATE INDEX device_lists_outbound_last_success_idx ON device_lists_outbound_last_success( + destination, user_id, stream_id +); -- cgit 1.4.1