Jason, do you have a timeline for when: 1. the cursor feature will be available? 2. the data download feature be available for JAVA (not Python).
On Oct 21, 10:54 am, "Jason (Google)" <apija...@google.com> wrote: > The query restrictions are an artifact of the way App Engine's datastore is > constructed, which makes certain operations (e.g. queries and reads) very > fast and scalable but does limit the types of queries you can make, though > you can typically get around these restrictions by re-thinking your model a > bit. > > We are working on adding built-in cursor support for easier paging through > entities and have just added a datastore statistics API for, among other > things, getting the total entity count, even if it exceeds 1,000. More > details here: > > http://code.google.com/appengine/docs/java/datastore/stats.html > > And we also have a data export utility included with the SDK to make it > easier for you to back up or even move off of App Engine should you choose > to, and we're continuing to look at ways of making App Engine, particularly > the datastore component, easier to use. > > http://code.google.com/appengine/docs/python/tools/uploadingdata.html... > > - Jason > > > > On Mon, Oct 19, 2009 at 1:53 PM, vetch <oldpete...@gmail.com> wrote: > > > On 6 Paź, 10:03, "Jason (Google)" <apija...@google.com> wrote: > > > * Because App Engine queries can only return up to 1,000 results, > > > count(this) will never return above 1,000, even if you have more than > > 1,000 > > > entities, so bear this in mind. > > > I'm deeply shocked. This works like some black hole. > > > You put your data there simply, but can't get them back that simply. > > > In connection with restricions (inequality property filter), it is > > even harder to get anything more complex. > > > BiGAppEngine disappointment. -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
