From 924b6392159376029fe16858db30d06f8075dfb5 Mon Sep 17 00:00:00 2001
From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Tue, 15 Jan 2008 18:33:30 +0000
Subject: [PATCH] maintain the ordering of the given collection of columns when
 reducing so that primary key collections remain ordered the same as in the
 mapped table

---
 lib/sqlalchemy/sql/util.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/sqlalchemy/sql/util.py b/lib/sqlalchemy/sql/util.py
index 93998c9a91..34397f261c 100644
--- a/lib/sqlalchemy/sql/util.py
+++ b/lib/sqlalchemy/sql/util.py
@@ -67,7 +67,7 @@ def reduce_columns(columns, *clauses):
     
     """
     
-    columns = util.Set(columns)
+    columns = util.OrderedSet(columns)
     
     omit = util.Set()
     for col in columns:
-- 
2.47.3