Re: My 10 Commandments of Database Administration...
- From: Niall Litchfield <niall.litchfield@xxxxxxxxx>
- To: nsouto@xxxxxxxxxxxxxx
- Date: Thu, 23 Sep 2004 09:52:09 +0100
On Thu, 23 Sep 2004 10:40:48 +1000 (EST), Nuno Pinto do Souto
<nsouto@xxxxxxxxxxxxxx> wrote:
> Quoting from AUTHOR ryan gaffuri:
> > 11. Thou shalt feed me if I have to work late to fix something you
> > broke.
> >
> > I'm a single guy...
>
>
> Nuno's design corollary #1:
>
> Thou shall not use end_date = NULL to mean "current row" of ANYTHING!
> NULL has NO MEANING whatsoever: it does NOT mean "current"!
true. But that doesn't mean you can use December 31st 2099 to mean no
end date recorded either...
--
Niall Litchfield
Oracle DBA
http://www.niall.litchfield.dial.pipex.com
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