From 003454573ce86614344e11e6252d9accaa392101 Mon Sep 17 00:00:00 2001
From: Ross Lawley <ross.lawley@gmail.com>
Date: Wed, 21 Nov 2012 17:14:53 +0000
Subject: [PATCH] Making django user sparse (MongoEngine/mongoengine#128)

---
 mongoengine/django/auth.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mongoengine/django/auth.py b/mongoengine/django/auth.py
index 65afacfd..1685f6f0 100644
--- a/mongoengine/django/auth.py
+++ b/mongoengine/django/auth.py
@@ -70,7 +70,7 @@ class User(Document):
     meta = {
         'allow_inheritance': True,
         'indexes': [
-            {'fields': ['username'], 'unique': True}
+            {'fields': ['username'], 'unique': True, 'sparse': True}
         ]
     }