It should be workable using the (or something like the) "low-level" interface -- just return the result as a dict.
On Fri, Dec 17, 2010 at 22:41, David Mora <dla.m...@gmail.com> wrote: > I think the problem is at the underlaying appengine.db implementation > (which acts as an ORM) > > that property belongs to an entity, you will have to have away to know > when that model is not fully loaded. > > Common ORM/Data Gateways problems. > > (PS: but yeah, performance wise it would be great) > > On 17 December 2010 21:22, Robert Kluin <robert.kl...@gmail.com> wrote: >> That is something I have wondered about too Keakon. Actually, I >> thought there was already a feature request for it but don't see it >> now. It would be really cool to be able to only get the data from the >> index returned, and not the entire entity. >> >> Anyway, if you make an feature request (issue) for this be sure post >> the link so we can star it. >> >> >> >> Robert >> >> >> >> >> >> On Fri, Dec 17, 2010 at 22:15, 风笑雪 <kea...@gmail.com> wrote: >>> As I know, there are 4 bigtables used for store indexes. >>> So when I try to fetch a single property or a tuple of (single property, >>> key), datastore can only scan the index table, no need to fetch >>> the corresponding entities. >>> That would also be useful when I fetch several properties via composite >>> index or even merge-join. >>> Is my thought right? >>> >>> ---------- >>> keakon >>> My blog(Chinese): www.keakon.net >>> Blog source code: https://bitbucket.org/keakon/doodle/ >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Google App Engine" group. >>> To post to this group, send email to google-appeng...@googlegroups.com. >>> To unsubscribe from this group, send email to >>> google-appengine+unsubscr...@googlegroups.com. >>> For more options, visit this group at >>> http://groups.google.com/group/google-appengine?hl=en. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To post to this group, send email to google-appeng...@googlegroups.com. >> To unsubscribe from this group, send email to >> google-appengine+unsubscr...@googlegroups.com. >> For more options, visit this group at >> http://groups.google.com/group/google-appengine?hl=en. >> >> > > > > -- > http://about.me/david.mora > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To post to this group, send email to google-appeng...@googlegroups.com. > To unsubscribe from this group, send email to > google-appengine+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to google-appeng...@googlegroups.com. To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.