Re: wired behaviour

Lutz Steinborn wrote:
> Hello Paul,
> 
> thanks for the quick answer.
> 
>> NULL values?
> Jepp, thats it.
> I've supposed this but can't believe it. So NULL is something out of this
> dimension :-)
> 
> Kindly regards
> Lutz
> 

NULL refers to an unknown value - it cannot be said to equal or not 
equal anything other than NULL

It is a concept that catches those new to databases (and sometimes not 
so new).



-- 

Shane Ambler
pgSQL (at) Sheeky (dot) Biz

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