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Home/ Questions/Q 1011641
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Editorial Team
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Editorial Team
Asked: May 16, 20262026-05-16T09:15:53+00:00 2026-05-16T09:15:53+00:00

I am trying to use google appengine. I have this model: def Human(db.Model): name

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I am trying to use google appengine. I have this model:

def Human(db.Model):
 name = db.StringProperty()
 friends = db.SelfReferenceProperty()

This Human has more than one friend. So, how to handle this with google appengine?

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  1. Editorial Team
    Editorial Team
    2026-05-16T09:15:54+00:00Added an answer on May 16, 2026 at 9:15 am

    For simple many-to-many relationships, use a ListProperty with a list of keys.

    If you need to store additional metadata, give the model its own relationship, e.g. Friendship.

    Examples of both can be found @ http://code.google.com/appengine/articles/modeling.html

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