Re: [PATCH] cleanup hashindex for pg_migrator hashindex compat mode (for 8.4)

Tom Lane escribió:
> Robert Haas <robertmhaas@gmail.com> writes:
> > On Tue, May 26, 2009 at 10:09 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> >> I don't trust filterdiff one bit :-(
> 
> > For any particular reason, or just natural skepticism?
> 
> IIRC it was demonstrated to be broken the last time it was proposed
> as a solution to our problems.  Maybe it's been fixed since then, but
> I don't have any confidence in it, since evidently it's not been stress
> tested very hard.

I think you're probably confusing it with interdiff.  I've had the
latter fail several times (and I haven't really used it all that much),
but I've never seem filterdiff make a mistake even though I use it
frequently.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support