Re: Inconsistent behavior of pg_dump/pg_restore on DEFAULT PRIVILEGES

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
Cc: Neil Chen <carpenter(dot)nail(dot)cz(at)gmail(dot)com>, "Boris P(dot) Korzun" <drtr0jan(at)yandex(dot)ru>, "pgsql-bugs(at)lists(dot)postgresql(dot)org" <pgsql-bugs(at)lists(dot)postgresql(dot)org>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Inconsistent behavior of pg_dump/pg_restore on DEFAULT PRIVILEGES
Date: 2021-10-14 02:55:51
Message-ID: 721942.1634180151@sss.pgh.pa.us
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Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> writes:
>> I agree with your analysis on this bug. For non-default
>> (defaclnamespace != 0) entries, their acl should be compared to NULL.
>>
>> The fix also looks good to me. But I think it'd be better to add tests for this.

> Since the patch conflicts with the current HEAD, I've rebased and
> slightly updated the patch, adding the regression tests.

Hmmm ... if we're adding a comment about the defaclnamespace check,
seems like it would also be a nice idea to explain the S-to-s
transformation, because the reason for that is surely not apparent.

regards, tom lane

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