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author | Erik Johnston <erik@matrix.org> | 2019-05-30 15:26:55 +0100 |
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committer | Erik Johnston <erik@matrix.org> | 2019-05-30 15:26:55 +0100 |
commit | 5ac75fc9a2d80ddf2974d281c381f82515606403 (patch) | |
tree | c37cdd6f3224273c6c8780e429163bd2148de9b6 /synapse/storage/events_worker.py | |
parent | Move deletion from table inside txn (diff) | |
download | synapse-5ac75fc9a2d80ddf2974d281c381f82515606403.tar.xz |
Join against events to use its room_id index
Diffstat (limited to 'synapse/storage/events_worker.py')
-rw-r--r-- | synapse/storage/events_worker.py | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/synapse/storage/events_worker.py b/synapse/storage/events_worker.py index b56c83e460..1782428048 100644 --- a/synapse/storage/events_worker.py +++ b/synapse/storage/events_worker.py @@ -618,7 +618,12 @@ class EventsWorkerStore(SQLBaseStore): """ See get_total_state_event_counts. """ - sql = "SELECT COUNT(*) FROM state_events WHERE room_id=?" + # We join against the events table as that has an index on room_id + sql = """ + SELECT COUNT(*) FROM state_events + INNER JOIN events USING (room_id, event_id) + WHERE room_id=? + """ txn.execute(sql, (room_id,)) row = txn.fetchone() return row[0] if row else 0 |