Is the limit of 100 indexes a permanent limit? Any ETA when it might be lifted / we can purchase extra quota?
Thanks - On Dec 30, 4:15 pm, Marzia Niccolai <ma...@google.com> wrote: > Hi Elias, > > You only need indexes for certain kinds of queries, such as those with > inequality filters, or some ancestor queries. You can run other queries > immediately after a kind is created. Composite index queries can be read up > on here:http://code.google.com/appengine/docs/datastore/queriesandindexes.html > Also, this article is very > helpful:http://code.google.com/appengine/articles/index_building.html > > If you create a kind you believe will need a composite index, you might try > to log the kind and query type, and periodically add those to your > app.yaml. Please also be aware that there is currently a limit on 100 > composite indexes per application. > > As for the reorganization script, you will need to write this script to > modify data in batches, probably using some kind of request argument to > indicate the start and end of the batch which you are processing. You will > need to experiment with the amount of data in one request that you can put() > and delete(), since it depends largely on the size and shape of your data. > > -Marzia > > On Tue, Dec 30, 2008 at 2:11 PM, Elias Athanasopoulos < > > elias.athanasopou...@gmail.com> wrote: > > > Hello! > > > My application needs to dynamically create entities. In short, I am > > creating an entity per user, in the fashion: > > > table = type(name, (UserGeneric,), {}) > > > where UserGeneric is a class with all user properties needed by my > > application. So, entities are created at run-time. The problem is that > > queries lack of an index, since queries are targeting entities have > > been created at run-time. For example if a user joins the application > > with name 'foo' a new entity (for example '__foo') will be created, > > but every query targeting that entity will fail, since there is no way > > to generate an index for it. Is there any workaround? > > > In another context, I need to reorganize my entities in the live > > server using a script. This script is meant to run once, just to copy > > records for old tables to new ones. However, I am always getting a > > time-out when I am trying to execute the script in the live server. > > Any hints? > > > Thanks in advance. > > > Regards, > > Elias --~--~---------~--~----~------------~-------~--~----~ 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-appengine@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 -~----------~----~----~----~------~----~------~--~---
