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Re: [PROGRAMMERING] Den tomme mængde i SQL.



On Wed, 04 Jan 2006 19:58:42 +0000, Jesper Krogh wrote:

> 
> Jeg ville gerne have det til at virke i et "helt generelt" tilfælde.. 
> 
Jeg antager, at id er tabellens primary key, hvorfor følgende altid vil
returnere den tomme mængde:

select null from table where id is null
eller
select null from table where not id

-- 
Hilsen/Regards
Michael Rasmussen
http://keyserver.veridis.com:11371/pks/lookup?op=get&search=0xE3E80917



 
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