On Sat, Apr 08, 2006 at 02:02:53PM -0400, Jan Wieck wrote:
> Someone correct me if I'm wrong, but I was allways under the impression
> that Oracle's ROWNUM is a thing attached to a row in the final result
> set, whatever (possibly random) order that happens to have. Now a) this
> is something that IMHO belongs into the client or stored procedure code,
> b) if I am right, the code below will break as soon as an ORDER BY is
> added to the query and most importantly c) if a) cannot do the job, it
> indicates that the database schema or business process definition lacks
> some key/referential definition and is in need of a fix.
>
> My humble guess is that c) is also the reason why the ANSI didn't find a
> ROWNUM desirable.
Sadly, ANSI did just that.
http://troels.arvin.dk/db/rdbms/#select-limit
http://troels.arvin.dk/db/rdbms/#select-top-n
http://troels.arvin.dk/db/rdbms/#select-limit-offset
Cheers,
D
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David Fetter <david@fetter.org> http://fetter.org/
phone: +1 415 235 3778 AIM: dfetter666 Skype: davidfetter
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