I dont fully understand the problem, but you might want to look into using the IN filter option that can take a list of items and return the associated entities, if the list is small enough you can cook up the set operations in memory.
On Jul 11, 6:58 am, Parvez <[email protected]> wrote: > I want retrieve invoice numbers depending upon items e.g. > > InvoiceNo Item InvoiceDate > > 10 item_a > 11 item_a > 11 item_b > 11 item_z > 12 item_a > 12 item_c > 12 item_x > 13 item_a > 13 item_x > > User can search on item(s) and can also include period (invoice date) > as part of search. > Initially, I tried using list property for Item, it worked but then it > failed once more than 6, 7 items included in query along with date > i.e. "Too many indexed properties for entity.." [:-) then I found out > that I can not delete index in java, using java sdk 1.3.5, it works > locally, but does not work when application uploaded] > > In above example if user query for "item_a" and "item_b" then I > should only get invoice number 11. > Any suggestion how can I achieve this? > Thanks. -- 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 [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-java?hl=en.
