| From: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
|---|---|
| To: | Jeff Davis <pgsql(at)j-davis(dot)com> |
| Cc: | Hari Krishna Sunder <hari(dot)db(dot)pg(at)gmail(dot)com>, Corey Huinker <corey(dot)huinker(at)gmail(dot)com>, Robert Treat <rob(at)xzilla(dot)net>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Michael Paquier <michael(at)paquier(dot)xyz>, jian he <jian(dot)universality(at)gmail(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Stephen Frost <sfrost(at)snowman(dot)net>, Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, alvherre(at)alvh(dot)no-ip(dot)org |
| Subject: | Re: Statistics Import and Export |
| Date: | 2025-05-22 15:25:03 |
| Message-ID: | aC9Bz-bGPAoB3shj@nathan |
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| Lists: | pgsql-hackers |
On Wed, May 21, 2025 at 04:53:17PM -0700, Jeff Davis wrote:
> On Wed, 2025-05-21 at 16:29 -0500, Nathan Bossart wrote:
>> I don't know precisely where that line might be, but in this case,
>> the
>> dumped stats have no hope of restoring into anything older than
>> v18... But I see no particular benefit from moving the complexity
>> to the
>> import side here.
>
> That's fine with me. Perhaps we should just say that pre-18 behavior
> differences can be fixed up during export, and post-18 behavior
> differences are fixed up during import?
WFM. I've committed the patch.
--
nathan
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