From db957fc4898f8fd8e1154ed1ab32643d6c89d67f Mon Sep 17 00:00:00 2001
From: gi0baro <gi0baro@d4net.org>
Date: Fri, 23 Aug 2013 13:18:49 +0200
Subject: [PATCH] Support querying for null values in mongoDB

---
 gluon/dal.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gluon/dal.py b/gluon/dal.py
index c98bb8b3..1edd16b8 100644
--- a/gluon/dal.py
+++ b/gluon/dal.py
@@ -5667,7 +5667,7 @@ class MongoDBAdapter(NoSQLAdapter):
         items = [self.expand(item, first.type) for item in second]
         return {self.expand(first) : {"$in" : items} }
 
-    def EQ(self,first,second):
+    def EQ(self,first,second=None):
         result = {}
         result[self.expand(first)] = self.expand(second)
         return result