From 9267741a5f7732d7d16f8445edc68bc68b730601 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Mon, 30 Sep 2019 11:58:36 +0100
Subject: Fix `devices_last_seen` background update.

Fixes #6134.
---
 synapse/storage/engines/sqlite.py | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'synapse/storage/engines/sqlite.py')

diff --git a/synapse/storage/engines/sqlite.py b/synapse/storage/engines/sqlite.py
index e9b9caa49a..ac92109366 100644
--- a/synapse/storage/engines/sqlite.py
+++ b/synapse/storage/engines/sqlite.py
@@ -38,6 +38,14 @@ class Sqlite3Engine(object):
         """
         return self.module.sqlite_version_info >= (3, 24, 0)
 
+    @property
+    def supports_tuple_comparison(self):
+        """
+        Do we support comparing tuples, i.e. `(a, b) > (c, d)`? This requires
+        SQLite 3.15+.
+        """
+        return self.module.sqlite_version_info >= (3, 15, 0)
+
     def check_database(self, txn):
         pass
 
-- 
cgit 1.4.1