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authorEric Eastwood <erice@element.io>2022-02-18 06:11:18 -0600
committerGitHub <noreply@github.com>2022-02-18 12:11:18 +0000
commit5a6911598ad2d3dea96b9f8c1cffccd4f4840bf7 (patch)
treef160fe502b65185103c32b2471692ef60369d5c4
parentUpdate the olddeps CI check to use an old version of markupsafe (#12025) (diff)
downloadsynapse-5a6911598ad2d3dea96b9f8c1cffccd4f4840bf7.tar.xz
Fix 500 error with Postgres when looking backwards with the MSC3030 `/timestamp_to_event` endpoint (#12024)
Diffstat (limited to '')
-rw-r--r--changelog.d/12024.bugfix1
-rw-r--r--synapse/storage/databases/main/events_worker.py2
2 files changed, 2 insertions, 1 deletions
diff --git a/changelog.d/12024.bugfix b/changelog.d/12024.bugfix
new file mode 100644
index 0000000000..59bcdb93a5
--- /dev/null
+++ b/changelog.d/12024.bugfix
@@ -0,0 +1 @@
+Fix 500 error with Postgres when looking backwards with the [MSC3030](https://github.com/matrix-org/matrix-doc/pull/3030) `/timestamp_to_event?dir=b` endpoint.
diff --git a/synapse/storage/databases/main/events_worker.py b/synapse/storage/databases/main/events_worker.py
index 712b8ce204..2a255d1031 100644
--- a/synapse/storage/databases/main/events_worker.py
+++ b/synapse/storage/databases/main/events_worker.py
@@ -1854,7 +1854,7 @@ class EventsWorkerStore(SQLBaseStore):
             forward_edge_query = """
                 SELECT 1 FROM event_edges
                 /* Check to make sure the event referencing our event in question is not rejected */
-                LEFT JOIN rejections ON event_edges.event_id == rejections.event_id
+                LEFT JOIN rejections ON event_edges.event_id = rejections.event_id
                 WHERE
                     event_edges.room_id = ?
                     AND event_edges.prev_event_id = ?