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Re: Bi-directional mapping (RDF2RDB)

From: Kingsley Idehen <kidehen@openlinksw.com>
Date: Sat, 10 Jan 2009 11:47:47 -0500
Message-ID: <4968D133.5010402@openlinksw.com>
To: Sören Auer <auer@informatik.uni-leipzig.de>
CC: public-xg-rdb2rdf <public-xg-rdb2rdf@w3.org>

On 1/10/09 9:38 AM, Sören Auer wrote:
>
> Hi all,
>
> as much as I remember we did so far only discuss the mapping from RDB 
> to RDF. In certain settings it might, however, also make sense to be 
> able to update the RDB using SPARUL [1]. This might of course be 
> pretty difficult and not even possible in the general case. In the DB 
> community there is quite some work about updateable views and some 
> DBMS even support them - if our mapping would be able to distinguish 
> between mappings which represent updateable views and those which 
> don't we would get (partial) updateability for free.
> Maybe this is to much to be discussed now in the XG or to be added as 
> a requirement to the recommendation (or shall we?) - but probably 
> worth keeping in mind once a WG was chartered.
>
> Have a nice weekend everybody,
>
> Sören
>
>
> [1] http://jena.hpl.hp.com/~afs/SPARQL-Update.html
>
>
Soren,

We are certainly working on update-able Views. We've always implemented 
our Rdb3Rdf mapping using Views as the underlying metaphor.
Ivan can discuss this further with the group if need be.


-- 


Regards,

Kingsley Idehen	      Weblog: http://www.openlinksw.com/blog/~kidehen
President&  CEO
OpenLink Software     Web: http://www.openlinksw.com
Received on Saturday, 10 January 2009 16:48:25 GMT

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