Re: Re: [COMMITTERS] pgsql: Rewrite GEQO's gimme_tree function so that it always finds a

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Re: [COMMITTERS] pgsql: Rewrite GEQO's gimme_tree function so that it always finds a
Date: 2009-11-09 17:26:51
Message-ID: 603c8f070911090926i5d331143t58e9400c7f7b4064@mail.gmail.com
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On Mon, Nov 9, 2009 at 10:57 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
>> I've stopped the query more than 10 times now and EVERY SINGLE ONE
>> finds it in list_concat_unique_ptr().  :-(
>
> Too bad you don't have debug symbols ... it'd be interesting to see
> how long that list is.

[ teaches self how to install debug symbols ]

I stopped it a couple of times. Lengths of list1, list2 respectively:

8876, 20
14649, 18
15334, 10
17148, 18
18173, 18

...Robert

...Robert

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