Re: RDB2RDF by Revelytix

> Maybe we should invite them to give a presentation?

Yup, good idea - done [1] (Alex and I follow each other on Twitter ...).

Cheers,
      Michael

[1] http://twitter.com/mhausenblas/status/18848984267

-- 
Dr. Michael Hausenblas
LiDRC - Linked Data Research Centre
DERI - Digital Enterprise Research Institute
NUIG - National University of Ireland, Galway
Ireland, Europe
Tel. +353 91 495730
http://linkeddata.deri.ie/
http://sw-app.org/about.html



> From: Juan Sequeda <juanfederico@gmail.com>
> Date: Sun, 18 Jul 2010 11:01:37 -0500
> To: RDB2RDF WG <public-rdb2rdf-wg@w3.org>
> Subject: RDB2RDF by Revelytix
> Resent-From: RDB2RDF WG <public-rdb2rdf-wg@w3.org>
> Resent-Date: Sun, 18 Jul 2010 16:02:11 +0000
> 
> Hi Everybody,
> 
> Hopefully everybody can read the following:
> 
> http://tech.puredanger.com/2010/07/16/mapping-relational-data-to-the-semantic-
> web
> 
> <http://tech.puredanger.com/2010/07/16/mapping-relational-data-to-the-semantic
> -web>I
> would like to point out the following from the post:
> 
> Due to these deficiencies, we have created our own mapping language. It
> shares some of the ideas present in D2RQ, however it departs significantly
> from D2RQ in the details. One major difference is that the Revelytix mapping
> language depends on importing the database schema and building a source
> ontology that represents the tables, columns, keys etc from that source. The
> mapping ontology then references that source ontology.
> 
> One major benefit of this strategy is that many of the ontology references
> to columns and keys are done by pointing to a resource in the database
> ontology rather than indicating that reference in text. This reduces the
> chance of errors in the mapping, makes the mapping process easier in an
> editor, and most importantly, exposes actual linkages from database to
> domain. We can then write SPARQL queries against the mapping ontology that
> provide answers about data lineage.
> 
> Maybe we should invite them to give a presentation?
> 
> 
> Juan Sequeda
> +1-575-SEQ-UEDA
> www.juansequeda.com

Received on Sunday, 18 July 2010 16:08:48 UTC