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| -rw-r--r-- | synapse/storage/__init__.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index 30ce378900..a63c59a8a2 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -239,6 +239,12 @@ class DataStore(RoomMemberStore, RoomStore, event.internal_metadata.get_dict() ) + # If we have already persisted this event, we don't need to do any + # more processing. + # The processing above must be done on every call to persist event, + # since they might not have happened on previous calls. For example, + # if we are persisting an event that we had persisted as an outlier, + # but is no longer one. if have_persisted: if not outlier: sql = ( |