Hi, I'm not sure if it is possible to make such a query. I guess that the most straightforward solution would be to add another IntegerProperty field and just increment/decrement its value when adding/removing usernames in 'likes'.
Good luck, Uros On Mar 1, 10:49 am, ogterran <[email protected]> wrote: > Hi, > > How do I sort based on the number of items on a list? > i.e. > class Message(db.Model): > text= db.StringProperty(required=True) # text of the message > likes= db.StringListProperty() #usernames that liked the message > > When the user clicks on the "like" button, his username is appended to the > likes attribute in Messages > > How do I get the top 10 Messages with the most "likes"? > > Thanks > Jon -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
