Re: [v9.2] Fix Leaky View Problem

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Kohei KaiGai <kaigai(at)kaigai(dot)gr(dot)jp>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, Thom Brown <thom(at)linux(dot)com>, Kohei Kaigai <Kohei(dot)Kaigai(at)emea(dot)nec(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [v9.2] Fix Leaky View Problem
Date: 2011-09-26 19:51:00
Message-ID: 29920.1317066660@sss.pgh.pa.us
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Kohei KaiGai <kaigai(at)kaigai(dot)gr(dot)jp> writes:
> However, the interface to reference reloptions are designed to pull
> this information with Relation pointer, rather than lsyscache, so
> I implemented this revision with a new rte->security_barrier member.

This approach will guarantee that we can never implement an ALTER VIEW
(or CREATE OR REPLACE VIEW) option that changes the state of the flag.
I don't think that's a good idea.

regards, tom lane

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