thank! tha'ts an idea too. On Apr 12, 2:59 am, Vez <[email protected]> wrote: > I'm no expert, but I'd probably do something like: > > class Score(db.Model): > player = db.UserProperty() > game = db.StringProperty() > points = db.IntegerProperty() > > And set up a task queue to crunch through for friend rankings. > > On Apr 11, 3:01 am, Herbert <[email protected]> wrote: > > > hi all, > > > suppose i have a network of 100k users, each of them have 100 friends. > > they're all playing some games and have scores , i want to do two > > rankings: 1. global ranking, 2. ranking of friends. how am i going to > > design my datastore for this? > > > can i do something like this? > > > class User(db.Model): > > uid = db.IntegerProperty() > > score = db.IntegerProperty() > > friends = db.ListProperty(int) > > > since we don't have join, i'm thining of putting ids of friends in a > > listProperty like above, learning from a GAE presentation that > > listproperty gets inefficient at (or limited to) 1k entries, which i > > think it's more than enough for my app. > > > i think it's question of best practices for designing entities for GAE > > without JOIN, yet i couldn't seem to find a discussion that nails what > > i'm looking for. would be grateful if anyone could share some > > thoughts. > > > the appengine's been great! thanks all GAE team! > > > Herbert
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