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Re: Replacement Selection

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
Cc: mac_man2005(at)hotmail(dot)it, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Replacement Selection
Date: 2007-11-26 17:00:46
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Lists: pgsql-hackers
Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> writes:
> mac_man2005(at)hotmail(dot)it wrote:
>> Unfortunately I'm lost into the code... any good soul helping me to 
>> understand what should be the precise part to be modified?

> I think you should print the file and read it several times until you
> understand what's going on.  Then you can start thinking where and how
> to modify it.

Also, go find a copy of Knuth volume 3, because a whole lot of the
comments assume you've read Knuth's discussion of external sorting.

			regards, tom lane

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