Re: TMQL: Direct (super|sub)types?

Hi Lars,

On Thu, Mar 3, 2011 at 11:55 AM, Lars Heuer <[email protected]> wrote:
> Hi Robert,
>
> [...]
>> If TMQL does not introduce a terminology for the distinction, then
>> something doubtful will arise because there *is* different ways how
>> to tackle this issue. Whatever choice you make on the defaults you
>> will have to support it with additional axis. Correct?  I like the
>> approach the document [1] proposes. What is your alternative proposal?
>
> You can fall back to assocs:
>
>    t1 / tmdm:supertype-subtype(tmdm:subtype -> tmdm:supertype)
>
>    t1 / tmdm:type-instance(tmdm:instance -> tmdm:type)

Except if you decide to have those filtered out in the environment.

> (unsure if the tmdm prefix is necessary or if TMDM is the default
> namespace in TMQL)

Nothing decided about that yet.

>
> Best regards,
> Lars
> --
> Semagia
> <http://www.semagia.com>
>
> <http://www.topicmaps.de/mailinglist/> German Topic Maps mailing list
> <http://tinytim.sourceforge.net/> Open Source Topic Maps engine
> <http://mappa.semagia.com/> Mappa - Python Topic Maps engine
> _______________________________________________
> topicmapmail mailing list
> [email protected]
> http://www.infoloom.com/mailman/listinfo/topicmapmail
>
_______________________________________________
topicmapmail mailing list
[email protected]
http://www.infoloom.com/mailman/listinfo/topicmapmail