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Re: First Impressions on Using Alphora's Dataphor

From: Peter Koch Larsen <pklspam_at_mailme.dk>
Date: Fri, 27 Aug 2004 20:54:27 +0200
Message-ID: <CrLXc.41325$Vf.2174021@news000.worldonline.dk>

"Laconic2" <laconic2_at_comcast.net> skrev i en meddelelse news:MLydnffBvNGntLPcRVn-jQ_at_comcast.com...
>
> "Josh Hewitt" <lajos.nagy_at_gmail.com> wrote in message
> news:1c92edeb.0408260910.60242a59_at_posting.google.com...
> > - Although it is logical after giving it a little thought, it came as a
> > nasty surprise that Dataphor demands that all scalar types that might
> > appear in a context where duplicate elimination is required must have
> > the less-than (Dataphor calls it 'iLess') operator defined on them.
>
> Yes, it is logical.
>

Why? You only need the operator "same as" (is it "=" or "==" on Alphora?) to remove duplicates. I would probably implement duplicate removal using some kind of hashing.

[snip]

Kind regards
Peter Received on Fri Aug 27 2004 - 13:54:27 CDT

Original text of this message

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