> > >For now, ignore the patch I sent.  Appears from Andreas demo that the
> > >current postgres code will follow the Informix style with regard to
> > >grouping columns with NULL values. Now that I really think about it,
> > >it does make more sense.
> > 
> > I think I saw the patch committed this morning...?
> 
> 	Yesterday evening, actually...should we back it out, or leave it
> as is?  Is the old way more corrrect the the new?

Marc,

>From the two responses demonstrating Informix and Sybase, I think the patch
I sent should be backed out.  I can live with NULL equaling NULL in the
GROUP BY and ORDER BY clauses, but not in the WHERE clause, if everyone else
is doing it that way.

darrenk

Mon, 26 Jan 1998 16:43:38 -0500
darrenk@insightdist.com (Darren King)
Re: [HACKERS] Group By, NULL values and inconsistent behaviour.
> 
> > > >For now, ignore the patch I sent.  Appears from Andreas demo that the
> > > >current postgres code will follow the Informix style with regard to
> > > >grouping columns with NULL values. Now that I really think about it,
> > > >it does make more sense.
> > > 
> > > I think I saw the patch committed this morning...?
> > 
> > 	Yesterday evening, actually...should we back it out, or leave it
> > as is?  Is the old way more corrrect the the new?
> 
> Marc,
> 
> >From the two responses demonstrating Informix and Sybase, I think the patch
> I sent should be backed out.  I can live with NULL equaling NULL in the
> GROUP BY and ORDER BY clauses, but not in the WHERE clause, if everyone else
> is doing it that way.
> 
> darrenk
> 
> 

Your patch backed out.

-- 
Bruce Momjian
maillist@candle.pha.pa.us

Tue, 27 Jan 1998 10:39:34 -0500 (EST)
Bruce Momjian <maillist@candle.pha.pa.us>
Re: [HACKERS] Group By, NULL values and inconsistent behaviour.