Fix query performance for /sync (#12745)

2022-05-16 16:30:35 +01:00 · 2022-05-16 16:30:35 +01:00 · 4ea546067d
parent 6f04ae7033
commit 4ea546067d
2 changed files with 2 additions and 1 deletions
--- a/changelog.d/12745.bugfix
+++ b/changelog.d/12745.bugfix
@ -0,0 +1 @@
+Fix DB performance regression introduced in v1.59.0rc2.
--- a/synapse/storage/databases/main/stream.py
+++ b/synapse/storage/databases/main/stream.py
@ -750,7 +750,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
                WHERE room_id = ?
                    AND stream_ordering <= ?
                    AND NOT outlier
-                    AND rejections.reason IS NULL
+                    AND rejections.event_id IS NULL
                ORDER BY stream_ordering DESC
                LIMIT 1
            """
				`@ -0,0 +1 @@`
				`Fix DB performance regression introduced in v1.59.0rc2.`