Re: First Impressions on Using Alphora's Dataphor
Date: Tue, 31 Aug 2004 15:11:21 +0200
"Nathan Allan" <nathan_at_alphora.com> skrev i en meddelelse
> > Why? You only need the operator "same as" (is it "=" or "==" on
> > remove duplicates. I would probably implement duplicate removal using
> > kind of hashing.
> The equal operator in Dataphor is "=" (assignment is ":="). Yes,
> hashing is an excellent duplicate removal mechanism, but thus far
> Dataphor only uses BTrees (and therefore requires ordering).
Okay. This then is one of the places where the model is influenced by the implementation, which is quite unlucky imho. With respect to your comment on BTrees, i believed Alphora to be implemented on top of SQL... therefore i do not understand your explanation. Could you elaborate?
> Nathan Allan
Peter Received on Tue Aug 31 2004 - 15:11:21 CEST