Re: WIP: Page space reservation (pgupgrade)

On Nov 8, 2008, at 8:35 PM, Jonah H. Harris wrote:
> On Sat, Nov 8, 2008 at 8:08 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Zdenek Kotala <Zdenek.Kotala@Sun.COM> writes:
>>> Attached patch allows to setup storage parameter for space
>>> reservation.
>>
>> What is the point of this?
>
> That's my question.  Why is this needed at all?

I suspect this is to deal with needing to reserve space in a cluster  
that you're planning on upgrading to a new version that would take  
more space, but I think the implementation is probably too simplistic.
-- 
Decibel!, aka Jim C. Nasby, Database Architect  decibel@decibel.org
Give your computer some brain candy! www.distributed.net Team #1828