- From: Dave Reynolds <der@hplb.hpl.hp.com>
- Date: Wed, 27 Feb 2002 18:19:29 +0000
- To: David Allsopp <d.allsopp@signal.qinetiq.com>
- CC: www-rdf-interest@w3.org
David, > I've done a little work on this; I agree there's a variety of solutions > - for the moment I handle it out-of-band, associating statements with > times and authors etc programmatically. This seemed a pragmatic > solution, especially given uncertainty about reification, but as you > say, makes sharing the provenance via RDF problematic. Yup. Because we are explicitly trying to build an open metadata network we're placing a high premium on inter-operation - having the provenance data explicitly there in the RDF fact base seems the easiest way to achieve that despite the programmatic solution being tempting. > [snip] > > for any provenanced (is that a word? :-) values use: > > subj --pred--> <> --rdf:value--> obj > > --pv:creator--> "Dave" > > --pv:date--> "27/2/02" > > Presumably, for multiple creations; e.g. if John also states that triple > at a later date, you add another 'pred' property whose value is another > bNode, with another set of value, creator, date properties? Exactly. That works fine. Dave
Received on Wednesday, 27 February 2002 13:19:38 UTC