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From Dmitriy Setrakyan <dsetrak...@apache.org>
Subject Re: SQL query CPU utilization too low.
Date Fri, 28 Oct 2016 23:21:14 GMT
I am OK, as long as we have ability to turn this behavior one and off on
per-query and per-cache basis.

On Fri, Oct 28, 2016 at 12:43 PM, Andrey Mashenkov <
andrey.mashenkov@gmail.com> wrote:

> So, now we have every SQL query run on each node in single thread. This can
> be an issue for heavy queries or queries running on big data sets, e.g.
> analytical queries.
> For now, the only way to speed up such queries is to add more nodes to grid
> running on same server. In this case, data will be partitioned over all
> these nodes and query will be split and run on all nodes.
> It seems, we can have a benefit if split SQL queries locally as we do it
> across nodes with TwoStepQuery.
> Thoughts?

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