Horton

Re: I: About "Our CLUSTER implementation is pessimal" patch

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Itagaki Takahiro <itagaki.takahiro@gmail.com>
Cc: Leonardo Francalanci <m_lists@yahoo.it>, Tom Lane <tgl@sss.pgh.pa.us>, Simon Riggs <simon@2ndquadrant.com>, AlvaroHerrera <alvherre@commandprompt.com>, Josh Kupershmidt <schmiddy@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2010-10-01T02:20:48Z
Lists: pgsql-hackers 
On Sep 30, 2010, at 9:07 PM, Itagaki Takahiro <itagaki.takahiro@gmail.com> wrote:
> Hi, Leonardo-san,
> 
> On Fri, Oct 1, 2010 at 4:04 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> The wording should be something like "CLUSTER requires transient disk
>> space equal to about twice the size of the table plus its indexes".
> 
> Could you merge those discussions into the final patch?
> Also, please check whether my modification broke your patch.
> Thank you.

It sounds like the costing model might need a bit more work before we commit this.

...Robert