Re: Uninstall script errors

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Michael Fuhr <mike(at)fuhr(dot)org>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Uninstall script errors
Date: 2006-03-06 05:06:28
Message-ID: 200603060506.k2656Si14296@candle.pha.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers


Is there any progress on this cleanup?

---------------------------------------------------------------------------

Michael Fuhr wrote:
> On Thu, Mar 02, 2006 at 02:49:13PM -0500, Tom Lane wrote:
> > Michael Fuhr <mike(at)fuhr(dot)org> writes:
> > > Would it make sense for DROP TYPE to have some kind of limited
> > > cascade so you could drop a type and its I/O functions at the same
> > > time, but still get an error if other objects depend on the type?
> >
> > Seems pretty ugly. Maybe the thing to do is have a command that somehow
> > reverts a type to the "shell" state, whereupon the deletion sequence can
> > be the exact logical inverse of the creation sequence:
>
> I thought the same thing after the recent commits involving shell
> types and got similarly stuck.
>
> Do people at least agree that a DROP TYPE that works without CASCADE
> would be desirable? The rationale is the same as for other DROP
> commands: drop the object if nothing depends on it, else raise an
> error. That's impossible now because of the circular dependency
> between a type and its I/O functions, which requires the use of
> CASCADE.
>
> --
> Michael Fuhr
>
> ---------------------------(end of broadcast)---------------------------
> TIP 2: Don't 'kill -9' the postmaster
>

--
Bruce Momjian http://candle.pha.pa.us
SRA OSS, Inc. http://www.sraoss.com

+ If your life is a hard drive, Christ can be your backup. +

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Bruce Momjian 2006-03-06 05:14:00 Re: [HACKERS] Zeroing damaged pages
Previous Message Bruce Momjian 2006-03-06 02:11:17 Re: LDAP auth