Re: FPI

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: FPI
Date: 2011-01-28 18:42:43
Message-ID: 23024.1296240163@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Fri, Jan 28, 2011 at 10:13 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Say what? A heap deletion compacts the page --- it will certainly fail
>> badly on torn-page.

> What do you mean by "compacts the page"? I would interpret that to
> mean "reclaims the space formerly used by the tuple being deleted",
> but it certainly can't do that.

Oh, I'm sorry, I was confusing the case with vacuum cleanup. Obviously
hadn't consumed any caffeine yet. Nevermind ...

regards, tom lane

In response to

  • Re: FPI at 2011-01-28 18:36:45 from Robert Haas

Responses

  • Re: FPI at 2011-01-28 19:11:52 from Robert Haas

Browse pgsql-hackers by date

  From Date Subject
Next Message Robert Haas 2011-01-28 18:52:32 Re: ALTER TYPE 3: add facility to identify further no-work cases
Previous Message David E. Wheeler 2011-01-28 18:41:35 Re: WIP: RangeTypes