From b770435389a9c827582884912b0a2761d0eed812 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Fri, 19 Aug 2016 10:19:29 +0100
Subject: [PATCH] Make get_new_events_for_appservice use indices
---
synapse/storage/appservice.py | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/synapse/storage/appservice.py b/synapse/storage/appservice.py
index b496b918b7..a854a87eab 100644
--- a/synapse/storage/appservice.py
+++ b/synapse/storage/appservice.py
@@ -366,8 +366,11 @@ class ApplicationServiceTransactionStore(SQLBaseStore):
def get_new_events_for_appservice_txn(txn):
sql = (
"SELECT e.stream_ordering, e.event_id"
- " FROM events AS e, appservice_stream_position AS a"
- " WHERE a.stream_ordering < e.stream_ordering AND e.stream_ordering <= ?"
+ " FROM events AS e"
+ " WHERE"
+ " (SELECT stream_ordering FROM appservice_stream_position)"
+ " < e.stream_ordering"
+ " AND e.stream_ordering <= ?"
" ORDER BY e.stream_ordering ASC"
" LIMIT ?"
)
--
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