- From: Patrick Stickler <patrick.stickler@nokia.com>
- Date: Fri, 28 Jun 2002 11:45:55 +0300
- To: Dan Connolly <connolly@w3.org>
- CC: ext Brian McBride <bwm@hplb.hpl.hp.com>, RDF Core <w3c-rdfcore-wg@w3.org>
On 2002-06-27 20:46, "ext Dan Connolly" <connolly@w3.org> wrote: > > On Thu, 2002-06-27 at 01:40, Patrick Stickler wrote: >> >> >> On 2002-06-26 20:38, "ext Brian McBride" <bwm@hplb.hpl.hp.com> wrote: >> >> >> In the introduction, it would be good, I think, to add a comment >> that the tidy/untidy issue has little to do with implementational >> efficiency of triples stores, > > not true; see comments from Sergey a long time ago about > the cost of untidy literals in RDF/database systems. Sorry, but those were, IMO, sufficiently refuted. > Sorry I don't have time to find it. > > The swap/cwm implementation would suffer a significant > efficiency hit if literals weren't tidy. > > http://www.w3.org/2000/10/swap/ > > esp in def loadToStore(store, addr): > > store.storeQuad((store._experience, > store.semantics, > store.intern((SYMBOL, addr)), > store.intern((FORMULA, addr + "#_formula" )))) Sure, if you didn't fix it. The above treatment of literals as global constants would simply be wrong, given their untidy semantics. Patrick -- Patrick Stickler Phone: +358 50 483 9453 Senior Research Scientist Fax: +358 7180 35409 Nokia Research Center Email: patrick.stickler@nokia.com
Received on Friday, 28 June 2002 04:41:24 UTC