Re: Hot Standby and VACUUM FULL

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Greg Stark <gsstark@mit.edu>
Cc: Simon Riggs <simon@2ndquadrant.com>, pgsql-hackers@postgresql.org
Date: 2010-02-01T15:07:49Z
Lists: pgsql-hackers
Greg Stark <gsstark@mit.edu> writes:
> On Mon, Feb 1, 2010 at 8:54 AM, Simon Riggs <simon@2ndquadrant.com> wrote:
>>> Disallow catalog relocation inside subtransactions, to avoid having
>>> to handle subxact abort effects on the local-map-changes state.
>>> This could be implemented if desired, but doesn't seem worth it
>>> at least in first pass.
>> 
>> Agreed, not needed for emergency maintenance actions like this.

> Note that this would mean it will never work if you have psql's
> ROLLBACK_ON_ERROR set.

VACUUM has always failed in such a case, so I don't see this as a
showstopper.

			regards, tom lane