On Wed, Oct 19, 2016 at 01:25:33PM -0400, Tom Lane wrote:
> Bruce Momjian <br...@momjian.us> writes:
> > On Wed, Oct 19, 2016 at 09:44:05AM -0700, David G. Johnston wrote:
> >> ‚ÄčI think the theory of having all system tables except LO on SSD storage, 
> >> and
> >> having LO on a less performant device, makes sense.
> 
> > OK, so is this a TODO item?
> 
> According to
> https://www.postgresql.org/message-id/200407110311.i6B3BBW24899%40candle.pha.pa.us
> it already is ;-)
> 
> Personally though I'd narrow the scope to just consider pg_largeobject
> (and maybe pg_largeobject_metadata).  I see no use-case for moving other
> catalogs out of the DB's default tablespace, and doing so would create a
> large space of poorly-tested opportunities for failure.

Ah, I see it now:

        Allow toast tables to be moved to a different tablespace
        
            moving toast table to its own tablespace
            patch : Allow toast tables to be moved to a different tablespace 

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

+ As you are, so once was I.  As I am, so you will be. +
+                      Ancient Roman grave inscription +


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