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Re: Storing Metadata [was: Dataset Syntax - checking for consensus]

From: David Wood <david@3roundstones.com>
Date: Thu, 4 Oct 2012 11:29:53 -0400
Cc: James Leigh <james@3roundstones.com>
Message-Id: <70D5F147-0DBE-4B7C-B9A3-B19D94296ECA@3roundstones.com>
To: "public-rdf-comments@w3.org Comments" <public-rdf-comments@w3.org>
Hi all,

Please note that James posted this at my request and, as such, does not require a formal response from the WG.  However, I do hope that it informs our discussions by providing another current implementation design decision and justification.


On Oct 4, 2012, at 11:18, James Leigh <james@3roundstones.com> wrote:

> Hi all,
> I was watching the thread on on Dataset Syntax[1] and wanted to share
> how we store metadata in Callimachus. When a graph is imported into
> Callimachus it is given a "local" URI, a URI that resolves to the
> Callimachus server. The metadata about who uploaded and when it was
> uploaded is stored in another metadata graph (we call it an activity
> graph now). I wrote up some examples of these graphs in a blog post
> titled Provenance and Traceability in RDF with Callimachus[2]. Check out
> the last example for a metadata graph that describes importing another
> graph.
> Hope this helps,
> James
> [1] http://lists.w3.org/Archives/Public/public-rdf-wg/2012Sep/0249.html
> [2] http://jamesrdf.blogspot.ca/2012/10/provenance-and-traceability-in.html
Received on Thursday, 4 October 2012 15:30:21 UTC

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