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From ch huang <justlo...@gmail.com>
Subject Re: the scan will be executed parallel if not use coprocessor?
Date Sat, 13 Jul 2013 11:50:01 GMT
hi ted ,for example i have a table with 10 regions, if i offer the
condition hit the data of 8 regions,is it different do it use oraginal scan
and use coprocessor? i know coprocessor can do it parallel for each region
,but why the oraginal scan will slow than coprocessor?



On Sat, Jul 13, 2013 at 7:36 PM, Ted Yu <yuzhihong@gmail.com> wrote:

> Can you clarify your question a little bit ?
>
> That is, are you expecting parallel scan within region boundary or across
> boundaries ?
>
> Cheers
>
> On Jul 13, 2013, at 1:43 AM, ch huang <justlooks@gmail.com> wrote:
>
> > ATT
>

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