Drop (almost) unused index on event_json (#8845)

This commit is contained in:
Richard van der Hoff 2020-11-30 18:44:09 +00:00 committed by GitHub
parent 17fa58bdd1
commit f8d13ca13d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 21 additions and 1 deletions

1
changelog.d/8845.misc Normal file
View File

@ -0,0 +1 @@
Drop redundant database index on `event_json`.

View File

@ -314,6 +314,7 @@ class PurgeEventsStore(StateGroupWorkerStore, SQLBaseStore):
for table in (
"event_auth",
"event_edges",
"event_json",
"event_push_actions_staging",
"event_reference_hashes",
"event_relations",
@ -340,7 +341,6 @@ class PurgeEventsStore(StateGroupWorkerStore, SQLBaseStore):
"destination_rooms",
"event_backward_extremities",
"event_forward_extremities",
"event_json",
"event_push_actions",
"event_search",
"events",

View File

@ -0,0 +1,19 @@
/* Copyright 2020 The Matrix.org Foundation C.I.C
*
* 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.
*/
-- this index is essentially redundant. The only time it was ever used was when purging
-- rooms - and Synapse 1.24 will change that.
DROP INDEX IF EXISTS event_json_room_id;