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| author | Erik Johnston <erik@matrix.org> | 2016-09-08 09:38:54 +0100 |
|---|---|---|
| committer | Erik Johnston <erik@matrix.org> | 2016-09-08 09:38:54 +0100 |
| commit | b568ca309c5724d28b6ebd9c0a3cd8179fa6d6d3 (patch) | |
| tree | d1f8ed94fbd7b7600d2a88e10315ccd4bb5f6f96 /synapse | |
| parent | Merge pull request #1077 from matrix-org/markjh/device_logging (diff) | |
| download | synapse-b568ca309c5724d28b6ebd9c0a3cd8179fa6d6d3.tar.xz | |
Temporarily disable sequential scans for state fetching
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/storage/state.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/synapse/storage/state.py b/synapse/storage/state.py index d6643473db..fef87834ca 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -310,6 +310,10 @@ class StateStore(SQLBaseStore): results = {group: {} for group in groups} if isinstance(self.database_engine, PostgresEngine): + # Temporarily disable sequential scans in this transaction. This is + # a temporary hack until we can add the right indices in + txn.execute("SET LOCAL enable_seqscan=off") + # The below query walks the state_group tree so that the "state" # table includes all state_groups in the tree. It then joins # against `state_groups_state` to fetch the latest state. |