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From Anil <anilk...@gmail.com>
Subject Re: Limit the number of results query
Date Wed, 30 Nov 2016 05:43:00 GMT
HI Val,

thanks for response.

OOO is on server. Does server have separate memory blocks for each query
results ? how does that work when number of number of queries executed in
parallel ?


On 16 November 2016 at 02:31, vkulichenko <valentin.kulichenko@gmail.com>

> Do you mean OOM on the server or on the client? On server you indeed will
> need some spare space for any ongoing operations (not only queries,
> actually). You should make sure that this space is enough for you load. On
> client you should not get OOM because results are sent in pages (unless you
> call QueryCursor.getAll). If you iterate through the cursor, you will have
> only one page in client memory at a time which is 1024 rows by default.
> Query cancellation and timeout will be available in 1.8:
> https://issues.apache.org/jira/browse/IGNITE-2680
> -Val
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