On Mon, Nov 5, 2012 at 04:39:27PM -0500, Robert Haas wrote:
> On Mon, Nov 5, 2012 at 4:33 PM, Alvaro Herrera <alvherre@2ndquadrant.com> wrote:
> > AFAIR any transaction that modifies catalogs gets sync commit forcibly,
> > regardless of the setting. And sync commit means you get to wait for
> > all previous transactions to be flushed as well. So simply creating a
> > temp table ought to do the trick ...
>
> I don't think there's a carve-out for system tables ... but creating a
> temp table with synchronous_commit=on will certainly do the trick.
What is a temp table writing to WAL? The pg_class/pg_attribute changes?
-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB
http://enterprisedb.com
+ It's impossible for everything to be true. +