Re: Permission denied when inserting

From: Adrian Klaver <adrian(dot)klaver(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-general(at)postgresql(dot)org, Vick Khera <vivek(at)khera(dot)org>, Borek Lupomesky <borek(at)lupomesky(dot)cz>
Subject: Re: Permission denied when inserting
Date: 2011-02-28 17:20:46
Message-ID: 201102280920.47191.adrian.klaver@gmail.com
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On Monday, February 28, 2011 9:15:27 am Tom Lane wrote:
> Adrian Klaver <adrian(dot)klaver(at)gmail(dot)com> writes:
> > I understand, yet I don't:) Seems I have a misconception of the the
> > FOREIGN KEY process. The error was on the query below, which I am
> > taking is the query you refer to above. To me it looks like a look up
> > from the referencing(permout) table to the referenced(out2cp) one. The
> > part I am not clear on is why that runs with the permissions of the
> > referenced table not the referencing table?
>
> Because we force it that way so that you don't have to splatter
> permissions all around to support a foreign key check. Generally
> the internal FK check queries will only fail if the owner of a table
> revokes his own permissions, which isn't too usual.
>
> regards, tom lane

Had not thought about it from that angle. Thanks.

--
Adrian Klaver
adrian(dot)klaver(at)gmail(dot)com

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