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| author | Paul "LeoNerd" Evans <paul@matrix.org> | 2014-12-02 21:36:53 +0000 |
|---|---|---|
| committer | Paul "LeoNerd" Evans <paul@matrix.org> | 2014-12-02 21:36:53 +0000 |
| commit | 10eb8f070cc5e4fc5067c98ef699724716e33f74 (patch) | |
| tree | 51a93d87ebf14fdd1437fcbf982502e54af1e512 /synapse | |
| parent | Extra verbosity on logging of received presence info (diff) | |
| download | synapse-10eb8f070cc5e4fc5067c98ef699724716e33f74.tar.xz | |
Workaround for non-uniqueness of room member events in the database confusing HAVING COUNT() test of room membership intersection (with thanks to Tom Molesworth)
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/storage/roommember.py | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index c37df59d45..05b275663e 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -218,7 +218,9 @@ class RoomMemberStore(SQLBaseStore): "ON m.event_id = c.event_id " "WHERE m.membership = 'join' " "AND (%(clause)s) " - "GROUP BY m.room_id HAVING COUNT(m.room_id) = ?" + # TODO(paul): We've got duplicate rows in the database somewhere + # so we have to DISTINCT m.user_id here + "GROUP BY m.room_id HAVING COUNT(DISTINCT m.user_id) = ?" ) % {"clause": user_list_clause} args = list(user_id_list) |