Re: [google-appengine] Modelling Many to Many Relationship - Is the GAE Documentation's example appropriate for my model?

Hi King, I'm learning this thing here too so don't worry :) On 9 June 2011 19:54, King wrote: > Hi David, > I'm having some trouble understanding your reply > > class Like(db.Model): >> topic = db.StringProperty() #enumeration >> user = db.ReferenceProperty(User) >> > > By enumeration,

Re: [google-appengine] Modelling Many to Many Relationship - Is the GAE Documentation's example appropriate for my model?

Hi David, I'm having some trouble understanding your reply > class Like(db.Model): > topic = db.StringProperty() #enumeration > user = db.ReferenceProperty(User) > By enumeration, do you mean a number representing the thing being liked? So for example topic = 5 (where 5 might mean "Dogs"

Re: [google-appengine] Modelling Many to Many Relationship - Is the GAE Documentation's example appropriate for my model?

Depending on your entity group/transaction strategy here you might want to consider Referencing Users to a Dislike/Like Kind: http://code.google.com/appengine/docs/python/datastore/datamodeling.html#References What happens is (and premature i can say so) your like, dislikes properties are going t

[google-appengine] Modelling Many to Many Relationship - Is the GAE Documentation's example appropriate for my model?

Hi all :) Let's say I have a app called "Opposites Attract". And in it I have a *User * model, and each user has a list of *Likes* and a list of *Dislikes*. Each USER can have a maximum of: - 200 Likes. - 200 Dislikes. I want to query this information to find out for a given *Like*, what other