cached and not cached queries

cached.py

# Create the query filtering users with email [email protected]
users = User.objects.get(email="[email protected]")
users.name   # Hit the database and retrive the name value
users.name   # cached version, no database access

# Create the query filtering teams named tigers
team = Team.objects.get(name="tigers")
team.users.all()   # query performed
team.users.all()   # query performed again