From: | Stephen Frost <sfrost(at)snowman(dot)net> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Markus Wanner <markus(at)bluegap(dot)ch>, PostgreSQL-development Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: WIP: Column-level Privileges |
Date: | 2008-11-02 12:53:40 |
Message-ID: | 20081102125340.GT4452@tamriel.snowman.net |
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Lists: | pgsql-hackers |
* Tom Lane (tgl(at)sss(dot)pgh(dot)pa(dot)us) wrote:
> Stephen Frost <sfrost(at)snowman(dot)net> writes:
> > ... A case I just realized might be an issue is
> > doing a 'select 1 from x;' where you have *no* rights on x, or any
> > columns in it, would still get you the rowcount.
>
> Well, if you have table-level select on x, I would expect that to work,
> even if your privs on every column of x are revoked. If the patch
> doesn't get this right then it needs more work ...
Table-level select on x is equivilant to having column-level select on
every column, per the spec. The issue here, that I'm planning to fix
shortly, is that you could get a rowcount without having table-level or
column-level select rights on the table.
Thanks,
Stephen
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