Use fractions for ordering of chunks github/erikj/chunks_stern erikj/chunks_stern

Using floats turned out to be a bad idea, as it broke subtely if the
needed precision was too large. This PR replaces the implementation with
one that uses fractions and stores them in the database as two integers.

1 files changed, 1 insertions, 1 deletions

diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py

index 0d32a3a498..c5b52a3d60 100644
--- a/synapse/storage/stream.py
+++ b/synapse/storage/stream.py
@@ -792,7 +792,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
                 iterated_chunks = [chunk_id]
 
         table = ChunkDBOrderedListStore(
-            txn, room_id, self.clock,
+            txn, room_id, self.clock, self.database_engine,
         )
 
         if filter_clause: