diff options
Diffstat (limited to 'synapse/storage')
| -rw-r--r-- | synapse/storage/event_federation.py | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/synapse/storage/event_federation.py b/synapse/storage/event_federation.py index 1ba073884b..ace7459538 100644 --- a/synapse/storage/event_federation.py +++ b/synapse/storage/event_federation.py @@ -49,14 +49,22 @@ class EventFederationStore(SQLBaseStore): results = set() base_sql = ( - "SELECT auth_id FROM event_auth WHERE event_id = ?" + "SELECT auth_id FROM event_auth WHERE event_id IN (%s)" ) front = set(event_ids) while front: new_front = set() - for f in front: - txn.execute(base_sql, (f,)) + front_list = list(front) + chunks = [ + front_list[x:x+100] + for x in xrange(0, len(front), 100) + ] + for chunk in chunks: + txn.execute( + base_sql % (",".join(["?"] * len(chunk)),), + chunk + ) new_front.update([r[0] for r in txn.fetchall()]) new_front -= results |