Re: Hot standby, dropping a tablespace

On Sun, 2009-01-25 at 12:13 +0000, Grzegorz Jaskiewicz wrote:
> On 2009-01-25, at 09:04, Simon Riggs wrote:
>
> >
> > On Sat, 2009-01-24 at 21:58 +0200, Heikki Linnakangas wrote:
> >> When replaying a DROP TABLE SPACE, you first try to remove the
> >> directory, and if that fails, you assume that it's because it's in
> >> use
> >> as a temp tablespace in a read-only transaction.
> >
> > That sounds like you think there another conclusion?
>
> What if subdirectory of that directory is owned by root ?
> Say I create /home/gj/tablespace1 . Surely emptying it is possible,
> but should it remove the dir altogether ?
> It is possible to create tablespace in that directory, even so
> postgres user doesn't own /home/gj/ directory. So why shouldn't it be
> possible to drop it ?

This is not a question for the Hot Standby patch to answer. Recovery is
just trying to emulate what happens in normal running, nothing more.

--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Training, Services and Support