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From: Markus Schiltknecht <[email protected]>
To: Josh Berkus <[email protected]>
Cc: [email protected]
Subject: Re: VLDB Features
Date: Wed, 12 Dec 2007 20:26:16 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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Hi Josh,

Josh Berkus wrote:
> Sure.  Imagine you have a 5TB database on a machine with 8 cores and only one 
> concurrent user.  You'd like to have 1 core doing I/O, and say 4-5 cores 
> dividing the scan and join processing into 4-5 chunks.

Ah, right, thank for enlightenment. Heck, I'm definitely too focused on 
replication and distributed databases :-)

However, there's certainly a great deal of an intersection between 
parallel processing on different machines and parallel processing on 
multiple CPUs - especially considering NUMA architecture. 
*comes-to-think-again*...

>> Isn't Gavin Sherry working on this? Haven't read anything from him
>> lately...
> 
> Me neither.  Swallowed by Greenplum and France.

Hm.. good for him, I guess!

Regards

Markus

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