Improve performance of query ` _get_subset_users_in_room_with_profile…

…s` (#13299)
matrix-org · Jul 18, 2022 · 15edf23 · 15edf23
1 parent 5526f9f
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diff --git a/changelog.d/13299.misc b/changelog.d/13299.misc
@@ -0,0 +1 @@
+Improve performance of query  `_get_subset_users_in_room_with_profiles`.
diff --git a/synapse/storage/databases/main/roommember.py b/synapse/storage/databases/main/roommember.py
@@ -243,7 +243,7 @@ def _get_subset_users_in_room_with_profiles(
             txn: LoggingTransaction,
         ) -> Dict[str, ProfileInfo]:
             clause, ids = make_in_list_sql_clause(
-                self.database_engine, "m.user_id", user_ids
+                self.database_engine, "c.state_key", user_ids
             )
 
             sql = """