Hi Jeff, On Fri, Sep 10, 2010 at 5:21 PM, Jeff Schwartz <[email protected]>wrote:
> High Nick. Thank you and that's what I thought but lets say all the > entities have the same parent or all of them have no parents then aren't you > able to order descending on their ids to reverse the sort order? Also, if > you can, then can you also use a filter on a property other than id as well? > Correct - but in either case, you're still sorting on the key, it's just that the only part of the key that changes is the ID. -Nick Johnson > Jeff > > > On Fri, Sep 10, 2010 at 11:43 AM, Nick Johnson (Google) < > [email protected]> wrote: > >> Hi Jeff, >> >> You can't really order on ID - only on key. If entities have different >> parents, they will sort first by their parent, then by their ID. >> >> -Nick Johnson >> >> On Fri, Sep 10, 2010 at 3:25 AM, Jeff Schwartz >> <[email protected]>wrote: >> >>> Hi All, >>> >>> I think I know the answer to this but I'd like someone from the app >>> engine team to provide a definitive answer if possible. When querying on a >>> single entity type where the result set contains instances of entities that >>> are children of different parents (thus belonging to different entity >>> groups) will ordering on their ids though specified be ignored? My instinct >>> tells me that ordering will be ignored. In other words, is the rule then the >>> following: >>> >>> Ordering is allowed on key ids only if all entities have the same kind >>> _and_ parent >>> >>> In addition, I would also assume that filtering works the same way, >>> having the same restriction. Correct? >>> >>> Thanks in advance for your response. >>> >>> -- >>> -- >>> Jeff >>> >>> -- >>> 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]<google-appengine%[email protected]> >>> . >>> For more options, visit this group at >>> http://groups.google.com/group/google-appengine?hl=en. >>> >> >> >> >> -- >> Nick Johnson, Developer Programs Engineer, App Engine Google Ireland Ltd. >> :: Registered in Dublin, Ireland, Registration Number: 368047 >> Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number: >> 368047 >> >> -- >> 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]<google-appengine%[email protected]> >> . >> For more options, visit this group at >> http://groups.google.com/group/google-appengine?hl=en. >> > > > > -- > -- > Jeff > > -- > 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]<google-appengine%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > -- Nick Johnson, Developer Programs Engineer, App Engine Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number: 368047 Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number: 368047 -- 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.
