| From: | "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com> |
|---|---|
| To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | "Brendan O'Shea" <boshea(at)akamai(dot)com>, <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: BUG #4350: 'select' acess given to views containing "union all" even though user has no grants |
| Date: | 2008-08-12 15:26:50 |
| Message-ID: | 48A1ABBA.5090900@enterprisedb.com |
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| Thread: | |
| Lists: | pgsql-bugs |
Tom Lane wrote:
> Seriously, I think what this shows is that piecemeal pullup is wrong in
> principle, and that the right approach is always to concat the
> subquery's rtable in toto to the upper level, and then go from there on
> adjusting varnos. Do you want to look into that approach?
You mean like pull_up_simple_subquery() does? Yeah, I can try that. This
isn't really something I'm familiar with, but it's great exercise :-).
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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