From 4554c0555d33e8cc99fc036b9a692e33d74120ee Mon Sep 17 00:00:00 2001
From: Rohan Mitchell <rohan@rohanmitchell.com>
Date: Fri, 20 Feb 2015 11:31:39 +1100
Subject: [PATCH] Change locking to use postgres syntax, fixes 'must be first
 statement in transaction' error

---
 lib/open_food_network/locking.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/open_food_network/locking.rb b/lib/open_food_network/locking.rb
index 8c24256bf3..30dec63b0b 100644
--- a/lib/open_food_network/locking.rb
+++ b/lib/open_food_network/locking.rb
@@ -2,7 +2,7 @@ module OpenFoodNetwork::Locking
   # http://rhnh.net/2010/06/30/acts-as-list-will-break-in-production
   def with_isolation_level_serializable
     self.transaction do
-      self.connection.execute("SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE")
+      self.connection.execute "SET SESSION CHARACTERISTICS AS TRANSACTION ISOLATION LEVEL SERIALIZABLE"
       yield
     end
   end