Skip site navigation (1) Skip section navigation (2)

Re: [PATCH] remove redundant ownership checks

From: Alex Hunsaker <badalex(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, KaiGai Kohei <kaigai(at)ak(dot)jp(dot)nec(dot)com>, Stephen Frost <sfrost(at)snowman(dot)net>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: [PATCH] remove redundant ownership checks
Date: 2010-01-13 20:46:35
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
On Wed, Jan 13, 2010 at 12:54, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> I'm a little worried by Stephen's plan, mainly because I'm concerned
> that it would lead to ALTER TABLE taking exclusive lock on a table long
> before it gets around to checking permissions.  Still, that's just
> extending a window that exists now.

Im of the opinion if we are going to be meddling with the permission
checks in this area one of the goals should be close or at least
tighten up that window.  So you cant lock a table you dont have
permission to (either via LOCK or ALTER TABLE).  (Ignoring the issues
of concurrent permission changes of course...)

In response to


pgsql-hackers by date

Next:From: Alex HunsakerDate: 2010-01-13 21:02:54
Subject: Re: [PATCH] remove redundant ownership checks
Previous:From: Oleg BartunovDate: 2010-01-13 20:37:24
Subject: Re: Bloom index

Privacy Policy | About PostgreSQL
Copyright © 1996-2017 The PostgreSQL Global Development Group