On Mon, May 17, 2010 at 5:28 PM, rvjcallanan <[email protected]> wrote:
> For example, if my user data has no ancestor, how do I retrieve user > data for a given account without adding a redundant account field to > the user data and filtering by account? > The hierarchy (or ancestor path) is encoded in each key, and you can call then: key.getParent() which you can use in a query to obtain the parent entity. > > Another related question: Are there hard limits on the number of > entity groups? > Nope. -- 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.
