Re: Support Parallel Query Execution in Executor

From: Thomas Hallgren <thomas(at)tada(dot)se>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: Qingqing Zhou <zhouqq(at)cs(dot)toronto(dot)edu>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Support Parallel Query Execution in Executor
Date: 2006-04-06 16:56:24
Message-ID: 44354838.4030500@tada.se
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Hear hear ;-)

Regards,
Thomas Hallgren

Andrew Dunstan wrote:
> Jonah H. Harris wrote:
>> On 4/6/06, Qingqing Zhou <zhouqq(at)cs(dot)toronto(dot)edu> wrote:
>>
>>> I have written some experimental code of doing master-slave seqscan in
>>> PostgreSQL. During the work, I feel we had enough infrastructure to
>>> support
>>> parallel query execution.
>>>
>>
>> Great work! I had looked into this a little bit and came to the same
>> ideas/problems you did, but none of them seemed insurmountable at all.
>> I'd be interested in working with you on this if you'd like.
>>
>> I'm interested in hearing Tom's suggestions on this topic too.
>>
>>
>
> From time to time there is (often ill-informed) discussion about making
> postgres multi-threaded - this strikes me as a possible candidate area
> for multithreading, and maybe that would be a way to overcome some of
> the problems mentioned.
>
> Just a thought
>
> cheers
>
> andrew
>
> ---------------------------(end of broadcast)---------------------------
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>

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