- From: Andy Seaborne <andy.seaborne@epimorphics.com>
- Date: Wed, 16 Jan 2013 20:00:41 +0000
- To: public-rdf-wg@w3.org
On 16/01/13 18:10, Richard Cyganiak wrote: > As discussed in the call today, we need to decide whether to define any operations on RDF Datasets in the RDF Concepts document. > > There is a wiki page that lists some possible candidate operations, along with some discussion, pointers to possible definitions, etc.: > http://www.w3.org/2011/rdf-wg/wiki/Dataset_Operations > > The candidate operations listed there are: > > * Isomorphism Include for testing otherwise no need. The defn quoted in the telecon is fine but clearer if it says "there is a single isomorphism mapping for the dataset", not a separate mapping per graph. (which makes it an isomorphism from one set mixing quads and triples to another set) > * Union > * Merge > * Untrusting Merge > * Equivalence > * Entailment > * Equality > * Folding/Unfolding > * Union Dataset and Merge Dataset No need. (reason - we don't have time nor want to reopen the dataset semantics discussions) > > Any opinions? In particular, arguments *for* including some of this stuff? Candidate definitions, etc.? > > Best, > Richard >
Received on Wednesday, 16 January 2013 20:01:13 UTC