From c5c5b5708ec1d6af269e6c41e0203fa84fab852d Mon Sep 17 00:00:00 2001
From: ilvalle <paolo.valleri@gmail.com>
Date: Sat, 10 Jan 2015 18:11:00 +0100
Subject: [PATCH] fix issue 2023: common_filter issue in
 _enable_record_versioning

---
 gluon/dal/objects.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/gluon/dal/objects.py b/gluon/dal/objects.py
index 44730709..9a44329e 100644
--- a/gluon/dal/objects.py
+++ b/gluon/dal/objects.py
@@ -428,8 +428,9 @@ class Table(object):
                             if tn == name or getattr(db[tn],'_ot',None)==name])
             query = self._common_filter
             if query:
-                newquery = query & newquery
-            self._common_filter = newquery
+                self._common_filter = lambda q: reduce(AND, [query(q), newquery(q)])
+            else:
+                self._common_filter = newquery
 
     def _validate(self, **vars):
         errors = Row()