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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Dilip Kumar <dilipbalaut@gmail.com>
Cc: maximilian.chrzan@here.com
Cc: pgsql-hackers@lists.postgresql.org
Subject: Re: BUG #18959: Name collisions of expression indexes during parallel Index creations on a pratitioned table.
Date: Mon, 15 Sep 2025 22:08:40 -0400
Message-ID: <877999.1757988520@sss.pgh.pa.us> (raw)
In-Reply-To: <658984.1757966786@sss.pgh.pa.us>
References: <18959-f63b53b864bb1417@postgresql.org>
	<CAFiTN-vB9UHF0yJxFynKuFiLkw094z7KLyDw4EAfUeaj1pZ00g@mail.gmail.com>
	<1081051.1750260111@sss.pgh.pa.us>
	<1138732.1750265195@sss.pgh.pa.us>
	<CAFiTN-tVuS7pWbSZtCh5kAsGihen5ESpirS811KNFPCgLBm1WQ@mail.gmail.com>
	<1802526.1750366786@sss.pgh.pa.us>
	<CAFiTN-t0LFgiHgD7DvHZtCxL46X3qdARAmYoLREVizH_YyEn6A@mail.gmail.com>
	<2315732.1756482946@sss.pgh.pa.us>
	<CA+Tgmoagq6dvUcs9fbzMeZjngscnW6s2WgYrwpcedFp2jnc_LA@mail.gmail.com>
	<618784.1757952926@sss.pgh.pa.us>
	<CA+TgmoYfLt-gJKQLbb=+uSSNWYAzQVCgkfA9gQBBXUObg2CZMA@mail.gmail.com>
	<658984.1757966786@sss.pgh.pa.us>

I wrote:
> I do agree that improving the names generated for expression indexes
> would be useful independently of this.  I propose setting this patch
> aside for the time being, and I will go look into that, and then
> if that gets accepted we can come back here and discuss how much
> of a problem remains.

I started a separate thread for that, mostly so the cfbot doesn't
see it as the same patch:

https://www.postgresql.org/message-id/flat/876799.1757987810%40sss.pgh.pa.us

			regards, tom lane





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