- From: Luc Moreau <L.Moreau@ecs.soton.ac.uk>
- Date: Mon, 7 Nov 2011 19:25:39 +0000
- To: Jim McCusker <mccusj@rpi.edu>
- CC: Paolo Missier <Paolo.Missier@ncl.ac.uk>, "public-prov-wg@w3.org" <public-prov-wg@w3.org>
It's a neat explanation, which I will incorporate. Thanks Jim. Professor Luc Moreau Electronics and Computer Science University of Southampton Southampton SO17 1BJ United Kingdom On 7 Nov 2011, at 18:16, "Jim McCusker" <mccusj@rpi.edu> wrote: > On Mon, Nov 7, 2011 at 12:42 PM, Paolo Missier <Paolo.Missier@ncl.ac.uk> wrote: >> DM says: >> >> 5.5.5 Literal >> >> Literals represent data values such as particular string or integers. >> >> My understanding is it's always been used in the standard grammar production >> meaning (eg: http://savage.net.au/SQL/sql-2003-2.bnf.html#literal). Not so? > > I think a clearer definition would be: > > A Provenance Literal is a "leaf" value. It does not explicitly have > any outgoing relations (in SW-ish: Is not a subject of any statement) > in the PROV data model. Any outgoing relations from a Provenance > Literal is out of scope for the PROV DM. > > Jim > -- > Jim McCusker > Programmer Analyst > Krauthammer Lab, Pathology Informatics > Yale School of Medicine > james.mccusker@yale.edu | (203) 785-6330 > http://krauthammerlab.med.yale.edu > > PhD Student > Tetherless World Constellation > Rensselaer Polytechnic Institute > mccusj@cs.rpi.edu > http://tw.rpi.edu >
Received on Monday, 7 November 2011 19:26:37 UTC