| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Stephen Frost <sfrost(at)snowman(dot)net>, Oleksii Kliukin <alexk(at)hintbits(dot)com>, Álvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Jan Wieck <jan(at)wi3ck(dot)info>, Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Limiting memory allocation |
| Date: | 2022-05-25 01:55:16 |
| Message-ID: | 1779473.1653443716@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Bruce Momjian <bruce(at)momjian(dot)us> writes:
> On Tue, May 24, 2022 at 09:20:43PM -0400, Tom Lane wrote:
>> Then you just rendered all the planner's estimates fantasies.
> That's what I was asking --- if the planner's estimates are based on the
> size of work_mem --- I thought you said it is not.
The planner's estimates certainly vary with work_mem ... I was responding
to something you said that seemed to be asserting they didn't.
regards, tom lane
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