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From: Tom Lane <tgl@sss.pgh.pa.us>
To: David Rowley <dgrowleyml@gmail.com>
Cc: Amit Langote <amitlangote09@gmail.com>
Cc: feichanghong <feichanghong@qq.com>
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #19056: ExecInitPartitionExecPruning segfault due to NULL es_part_prune_infos
Date: Thu, 18 Sep 2025 00:38:19 -0400
Message-ID: <1840010.1758170299@sss.pgh.pa.us> (raw)
In-Reply-To: <CAApHDvpAyMbXRZPZBKK1r-F9qektXSaUY5Cf+=q-hT75NbogHQ@mail.gmail.com>
References: <19056-a677cef9b54d76a0@postgresql.org>
	<CAApHDvoUketXqPj=1TpE81qPHvNj2fXRNomx2h7OkEm4nGqRcw@mail.gmail.com>
	<CAApHDvpNWPQU790AKFsMpSj4-fK1k7K78jigtPAXneiVT1_BBA@mail.gmail.com>
	<CA+HiwqG7Heq9WuzwtNixdqYEOAgcEgmx7dQGkGE0Bwt3v0EBXw@mail.gmail.com>
	<tencent_E6CAC49A0307E15909E4DD2DA3AA13E12305@qq.com>
	<CA+HiwqF+szimhYVh0F4vZJd0v6qViDs9zqvanjjsUCU8UjMNnQ@mail.gmail.com>
	<CA+HiwqGzUmLfMU3zoZWN2U31gsY57zULzds8MoX2uocd1yu_hg@mail.gmail.com>
	<CAApHDvpNdY9n7Q=-RJ1uYCuYQ1o7_uTbUYmQTQMAx5Rhh3Shug@mail.gmail.com>
	<1836971.1758168660@sss.pgh.pa.us>
	<CAApHDvqsBxaVLvULRfatHzgc5Xan2t=PciehKBau5Q5GmKOfCg@mail.gmail.com>
	<CAApHDvpAyMbXRZPZBKK1r-F9qektXSaUY5Cf+=q-hT75NbogHQ@mail.gmail.com>

David Rowley <dgrowleyml@gmail.com> writes:
> ... I don't
> think we need to put up signs anywhere that indicate mistakes once
> existed here, especially for ones that existed in no released version
> of PostgreSQL.

I'm a bit bemused by that viewpoint.  There's an enormous fraction of
our test suite that is exactly memorializing bugs that once existed.
Maybe there is some reason to distinguish bugs that never made it
into an official release, but that seems rather weak to me.

			regards, tom lane





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