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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Tomas Vondra <tomas@vondra.me>
Cc: Daniel Gustafsson <daniel@yesql.se>
Cc: Evgeniy Gorbanev <gorbanyoves@basealt.ru>
Cc: pgsql-hackers@lists.postgresql.org
Subject: Re: No error checking when reading from file using zstd in pg_dump
Date: Mon, 16 Jun 2025 16:49:00 -0400
Message-ID: <666035.1750106940@sss.pgh.pa.us> (raw)
In-Reply-To: <f2dec453-b6af-4495-a75d-a39628411510@vondra.me>
References: <6b9817a8-88ec-4efd-b441-9e2a0439c6b8@basealt.ru>
	<C22FF2A1-783D-4334-998B-2D4432EFD7C5@yesql.se>
	<95255a86-4bc7-4ff4-aa26-4441aafdf0fb@basealt.ru>
	<522DB522-3962-4F91-A691-2DE790F6CCD6@yesql.se>
	<b653a2f4-1dcb-45ba-b899-fc6aa80794f2@basealt.ru>
	<D38B293E-E886-4F0D-BD5A-C958DCB2344C@yesql.se>
	<e2b7edd1-c5b8-484d-9c79-7a7c4466fad2@basealt.ru>
	<517794.1750082166@sss.pgh.pa.us>
	<3815B6CD-924B-40FA-823A-55E2F8F24602@yesql.se>
	<520142.1750083607@sss.pgh.pa.us>
	<D011594F-7FA3-4BE4-BF89-B1AB18CD3456@yesql.se>
	<644360.1750096605@sss.pgh.pa.us>
	<f2dec453-b6af-4495-a75d-a39628411510@vondra.me>

Tomas Vondra <tomas@vondra.me> writes:
> For a moment I was worried about breaking ABI when fixing this in the
> backbranches, but I guess that's not an issue for tools like pg_dump.

Yeah, I think it'd be okay to change compress_io.h APIs in the back
branches; it's hard to see how anything outside pg_dump+pg_restore
would be depending on that.

			regards, tom lane





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