| From: | Vitaly Belman <vitalyb(at)gmail(dot)com> |
|---|---|
| To: | Michael Fuhr <mike(at)fuhr(dot)org> |
| Cc: | Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com>, PostgreSQL general <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Checking inequality |
| Date: | 2004-12-11 17:59:55 |
| Message-ID: | fa96e3c604121109594e56dd33@mail.gmail.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
True. It does seem more proper.
Thanks.
On Sat, 11 Dec 2004 10:57:25 -0700, Michael Fuhr <mike(at)fuhr(dot)org> wrote:
> On Sat, Dec 11, 2004 at 08:54:40AM -0800, Stephan Szabo wrote:
>
> > old.series_id IS DISTINCT FROM new.series_id may do what you want
> > depending on how you want NULLs to compare (IS DISTINCT FROM would be
> > false).
>
> I forgot about IS DISTINCT FROM. I like that better than using
> COALESCE, as I had suggested.
>
> --
>
>
> Michael Fuhr
> http://www.fuhr.org/~mfuhr/
>
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