You're facing the exploding indexes problem. You should never put more than 1 list properties in one composite index.
This problem is described in the GAE doc. http://code.google.com/intl/fr-FR/appengine/docs/python/datastore/queriesan dindexes.html#Big_Entities_and_Exploding_Indexes On 24/09/10 15:54, "Ice13ill" <andrei.fifi...@gmail.com> wrote: >I'm trying to implement a search based on a list of keywords (string). >The list is created based on the content of the objects' fields and i >use it when matching against a query text. >The problem is that i can't create indexes on App engine (i get Error >after about 30 mins, and i have to delete it). There are about 90,000 >entities of that kind and the index should looke like this: > >keyWordsList ▲ , keyWordsList ▲ , keyWordsList ▲ , key ▼ > >and i have about four of them. > >My question: do i want to much ? :) I tried uploading about 4 indexes >and i got Error. I tried uploading 1 and worked (but needed about 2-3 >h). Is there a problem if i try to create 4 indexes of this magnitude >(and why)? Can i be sure that uploading one by one will work? Or maybe >this problem is related to AppEngine datastore problems ? >Please advice ! > >-- >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. > -- 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.