From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Greg Fausak <greg(at)named(dot)com>, pgsql-bugs(at)postgresql(dot)org |
Subject: | Re: BUG #6286: Table Partitioning - SQL/MED - interaction broken |
Date: | 2011-11-04 19:47:51 |
Message-ID: | CA+TgmoZ387tKtwBHDJdir-cbTyRSGGK8nFeP5FHcHWS2QXnNWw@mail.gmail.com |
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Lists: | pgsql-bugs |
On Fri, Nov 4, 2011 at 1:21 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
>> On Thu, Nov 3, 2011 at 5:07 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>>> We probably ought to have something in there to throw an error ...
>
>> Probably not for rules in general, but we shouldn't let people turn
>> tables into views if they are involved in table inheritance, as either
>> a parent or a child.
>
> Well, what I had in mind was disallowing any rules to be attached to an
> inheritance child, because they won't get expanded. However, you have a
> point I guess: someone could conceivably want to have a rule that only
> takes effect when a child is accessed directly.
Right.
We've occasionally talked about deprecating non-SELECT rules anyway,
on the grounds that the results are often surprisingly and almost
never what you actually wanted. But that problem goes far beyond
inheritance hierarchies.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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