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-rw-r--r--synapse/storage/search.py10
1 files changed, 6 insertions, 4 deletions
diff --git a/synapse/storage/search.py b/synapse/storage/search.py
index 2e88c51ad0..eac265b543 100644
--- a/synapse/storage/search.py
+++ b/synapse/storage/search.py
@@ -253,11 +253,13 @@ class SearchStore(BackgroundUpdateStore):
             )
         elif isinstance(self.database_engine, Sqlite3Engine):
             sql = (
-                "SELECT rank(matchinfo(event_search)) as rank, room_id, event_id,"
+                "SELECT rank(matchinfo) as rank, room_id, event_id,"
                 " topological_ordering, stream_ordering"
-                " FROM event_search"
-                " NATURAL JOIN events"
-                " WHERE value MATCH ? AND room_id = ?"
+                " FROM (SELECT event_id, matchinfo(event_search) FROM event_search"
+                " WHERE value MATCH"
+                " )"
+                " CROSS JOIN events USING (event_id)"
+                " WHERE room_id = ?"
             )
         else:
             # This should be unreachable.