Re: [HACKERS] proposal: schema variables

From: Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: Gilles Darold <gilles(dot)darold(at)dalibo(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: [HACKERS] proposal: schema variables
Date: 2018-08-23 09:46:32
Message-ID: alpine.DEB.2.21.1808231123050.31897@lancre
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>> Security vs "good enough in some cases" looks bad to me.
>
> We don't find a agreement, because you are concentrated on transation,
> me on session. And we have different expectations.

I do not understand your point, as usual. I raise a factual issue about
security, and you do not answer how this can be solved with your proposal,
but appeal to argument of authority and declare your "strong opinion".

I do not see any intrinsic opposition between having session objects and
transactions. Nothing prevents a session object to be transactional beyond
your willingness that it should not be.

Now, I do expect all PostgreSQL features to be security-wise, whatever
their scope.

I do not think that security should be traded for "cheap & fast", esp as
the sole use case for a feature is a security pattern that cannot be
implemented securely with it. This appears to me as a huge contradiction,
hence my opposition against this feature as proposed.

The good news is that I'm a nobody: if a committer is happy with your
patch, it will get committed, you do not need my approval.

--
Fabien.

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