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From Anand Nalya <>
Subject Re: Return results list in batches
Date Fri, 28 Mar 2014 09:59:14 GMT
Hi Jens,

Thanks for the reply.

Another way of implementing this would be to write a wrapper over the public
List<Map<String,String>> getResults(String query) method with following
signature that will internally paginate the query.

 public Iterator<List<Map<String,String>>> getResults(String query)

On next() call, this iterator will fetch next set of results from the

Does that seems an appropriate approach or are there any caveats in that.


On 22 March 2014 14:30, Jens Geyer <> wrote:

> I'm afraid, no (or not yet). There are several things that need to be
> addressed when adding such a feature to Thrift.
> We had a similar issue here, but designed the service accordingly from the
> beginning to return only batches of the first/next N entries, because we
> were aware of that limitation.
> ________________________________
> Von: Anand Nalya
> Gesendet: 22.03.2014 06:12
> An:
> Betreff: Return results list in batches
> Hi,
> I've a thrift service that has the following signature:
> public List<Map<String,String>> getResults(String query)
> Since the result list can be a lot bigger than the RAM, I cannot create the
> whole result list in memory before handing it off to thrift. Is there a way
> in thrift to fill this resultant list in batches, say 100 items at a time
> without any changes on the client side.
> Regards,
> Anand

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