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Add index to improve performance of the /timestamp_to_event
endpoint used for jumping to a specific date in the timeline of a room. (#14799)
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changelog.d/14799.bugfix
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changelog.d/14799.bugfix
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Add index to improve performance of the `/timestamp_to_event` endpoint used for jumping to a specific date in the timeline of a room.
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@ -69,6 +69,8 @@ class _BackgroundUpdates:
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EVENTS_POPULATE_STATE_KEY_REJECTIONS = "events_populate_state_key_rejections"
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EVENTS_POPULATE_STATE_KEY_REJECTIONS = "events_populate_state_key_rejections"
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EVENTS_JUMP_TO_DATE_INDEX = "events_jump_to_date_index"
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@attr.s(slots=True, frozen=True, auto_attribs=True)
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@attr.s(slots=True, frozen=True, auto_attribs=True)
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class _CalculateChainCover:
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class _CalculateChainCover:
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@ -260,6 +262,16 @@ class EventsBackgroundUpdatesStore(SQLBaseStore):
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self._background_events_populate_state_key_rejections,
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self._background_events_populate_state_key_rejections,
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)
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)
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# Add an index that would be useful for jumping to date using
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# get_event_id_for_timestamp.
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self.db_pool.updates.register_background_index_update(
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_BackgroundUpdates.EVENTS_JUMP_TO_DATE_INDEX,
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index_name="events_jump_to_date_idx",
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table="events",
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columns=["room_id", "origin_server_ts"],
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where_clause="NOT outlier",
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)
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async def _background_reindex_fields_sender(
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async def _background_reindex_fields_sender(
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self, progress: JsonDict, batch_size: int
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self, progress: JsonDict, batch_size: int
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) -> int:
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) -> int:
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@ -0,0 +1,17 @@
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/* Copyright 2023 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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INSERT INTO background_updates (ordering, update_name, progress_json) VALUES
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(7324, 'events_jump_to_date_index', '{}');
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