From c8e48449b32255e4f7803a1573982a42fbf3d491 Mon Sep 17 00:00:00 2001
From: Olivier Dony <odo@openerp.com>
Date: Mon, 11 Apr 2011 12:08:47 +0200
Subject: [PATCH] [FIX] orm.read_group: fix group_by for date[time]s, currently
 showing duplicate groups

bzr revid: odo@openerp.com-20110411100847-va4ok35jx3tohor6
---
 bin/osv/orm.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/bin/osv/orm.py b/bin/osv/orm.py
index 7fc8744737b..91574e7fa6a 100644
--- a/bin/osv/orm.py
+++ b/bin/osv/orm.py
@@ -2175,6 +2175,7 @@ class orm(orm_template):
                 if fget[groupby]['type'] in ('date', 'datetime'):
                     flist = "to_char(%s,'yyyy-mm') as %s " % (qualified_groupby_field, groupby)
                     groupby = "to_char(%s,'yyyy-mm')" % (qualified_groupby_field)
+                    qualified_groupby_field = groupby
                 else:
                     flist = qualified_groupby_field
             else: