Re: contrasing SPARQL Federation + DM/R2RML vs. SQL federation tools

Eric,

In SQL Server, there is a feature called Distributed Query that can join
heterogeneous data sources, including joining Oracle data and a text file
in a single SQL Server query.

http://msdn.microsoft.com/en-us/library/ms188721.aspx

I'm giving the Linked Data tutorial at semtech. If our tutorials don't
overlap, I could help you out with this.

Juan Sequeda
+1-575-SEQ-UEDA
www.juansequeda.com


On Mon, Feb 13, 2012 at 10:13 AM, Eric Prud'hommeaux <eric@w3.org> wrote:

> I'm giving a talk at SemTech which I'm lead to believe will cover SPARQL
> over SQL databases. One of the motivators for the SemWeb is that we get to
> connect everything to everything, including e.g. sets of SQL DBs. The
> relational world has some tooling for the latter case, e.g. "Oracle
> Database Streams" and "SQL Server Integration Services". What do y'all know
> about them? It could help some audience members if I were able to contrast
> existing SQL tooling against SPARQL over DB-backed RDF graphs.
>
> --
> -ericP
>
>