Re: bnodes

> Because they cause lots of problems and their semantics offer no
> gains. For example, with existential Bnodes sparql query answering
> for RDFS is *NP-Complete* in *DATA COMPLEXITY*.
> That should be a scarey fact for anyone interested in scalability.

But Bijan, this is only true if you have a requirement for RDFS
entailment as part of your matching mechanism.  There is nothing scary
about basic term-structure matching at *very* large volumes.

Chimezie

Received on Tuesday, 2 October 2007 22:28:21 UTC