Robert Haas <robertmhaas@gmail.com> writes:
> On Mon, Feb 23, 2009 at 10:05 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Actually, I'm going to *insist* that we lose the index AM scan
>> altogether.
> Except that the "inessential" feature in question is a feature that
> currently WORKS, and I don't believe that the testing you've done is
> anywhere near sufficient to show that no one will be upset if it goes
> away.
What feature is that --- the ability to get an undefined subset of rows
quickly by using LIMIT without ORDER BY? Not much of a feature.
> Without some convincing evidence to support that proposition, I
> think it would be better to postpone the whole patch to 8.5 and use
> that time to fix the problem,
Wouldn't bother me any. We are way overdue for 8.4 already.
regards, tom lane