diff -r 6641e941ef1e -r ff1a9aa48cfd app/django/contrib/gis/db/models/manager.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/django/contrib/gis/db/models/manager.py	Tue Oct 14 16:00:59 2008 +0000
@@ -0,0 +1,82 @@
+from django.db.models.manager import Manager
+from django.contrib.gis.db.models.query import GeoQuerySet
+
+class GeoManager(Manager):
+    "Overrides Manager to return Geographic QuerySets."
+
+    # This manager should be used for queries on related fields
+    # so that geometry columns on Oracle and MySQL are selected
+    # properly.
+    use_for_related_fields = True
+
+    def get_query_set(self):
+        return GeoQuerySet(model=self.model)
+
+    def area(self, *args, **kwargs):
+        return self.get_query_set().area(*args, **kwargs)
+
+    def centroid(self, *args, **kwargs):
+        return self.get_query_set().centroid(*args, **kwargs)
+
+    def difference(self, *args, **kwargs):
+        return self.get_query_set().difference(*args, **kwargs)
+
+    def distance(self, *args, **kwargs):
+        return self.get_query_set().distance(*args, **kwargs)
+
+    def envelope(self, *args, **kwargs):
+        return self.get_query_set().envelope(*args, **kwargs)
+
+    def extent(self, *args, **kwargs):
+        return self.get_query_set().extent(*args, **kwargs)
+
+    def gml(self, *args, **kwargs):
+        return self.get_query_set().gml(*args, **kwargs)
+
+    def intersection(self, *args, **kwargs):
+        return self.get_query_set().intersection(*args, **kwargs)
+
+    def kml(self, *args, **kwargs):
+        return self.get_query_set().kml(*args, **kwargs)
+
+    def length(self, *args, **kwargs):
+        return self.get_query_set().length(*args, **kwargs)
+
+    def make_line(self, *args, **kwargs):
+        return self.get_query_set().make_line(*args, **kwargs)
+    
+    def mem_size(self, *args, **kwargs):
+        return self.get_query_set().mem_size(*args, **kwargs)
+
+    def num_geom(self, *args, **kwargs):
+        return self.get_query_set().num_geom(*args, **kwargs)
+
+    def num_points(self, *args, **kwargs):
+        return self.get_query_set().num_points(*args, **kwargs)
+
+    def perimeter(self, *args, **kwargs):
+        return self.get_query_set().perimeter(*args, **kwargs)
+
+    def point_on_surface(self, *args, **kwargs):
+        return self.get_query_set().point_on_surface(*args, **kwargs)
+
+    def scale(self, *args, **kwargs):
+        return self.get_query_set().scale(*args, **kwargs)
+
+    def svg(self, *args, **kwargs):
+        return self.get_query_set().svg(*args, **kwargs)
+
+    def sym_difference(self, *args, **kwargs):
+        return self.get_query_set().sym_difference(*args, **kwargs)
+
+    def transform(self, *args, **kwargs):
+        return self.get_query_set().transform(*args, **kwargs)
+
+    def translate(self, *args, **kwargs):
+        return self.get_query_set().translate(*args, **kwargs)
+
+    def union(self, *args, **kwargs):
+        return self.get_query_set().union(*args, **kwargs)
+
+    def unionagg(self, *args, **kwargs):
+        return self.get_query_set().unionagg(*args, **kwargs)