Re: A Logical Model for Lists as Relations

From: Bob Badour <bbadour_at_pei.sympatico.ca>
Date: Fri, 12 May 2006 19:10:20 GMT
Message-ID: <w459g.6866$A26.173550@ursa-nb00s0.nbnet.nb.ca>

Marshall Spight wrote:

> Bob Badour wrote:
>

>>Marshall Spight wrote:
>>
>>>I hate to respond with such a generic answer, but "for ordered data"
>>>is as specific as I can get. Character strings are a good example.
>>
>>I have yet to see a character string implemented as a list except in
>>list-only languages.

>
> I believe python and icon are examples of languages which treat
> character strings as lists, but also contain other generic containers
> such as maps. I'm not aware of any languages (outside of sql)
> that has anything like a first class treatment for relations, though.

Alpha, Quel, The Peterlee Relational Test Vehicle, Dataphor, prolog?, lambda? Received on Fri May 12 2006 - 14:10:20 CDT