Re: Q: ISSUE-41 bNode semantics

>
> If I have the schema, I know where I expect to find the value. If I
> don't find it, I can deduce it's coming from a NULL.
>
> >
> > > ID NAME
> > > 100 Joe
> > > 200 Bob
> > > 300 Sue
> > >
> > > ID AGE
> > > 100 30
> > > 200 NULL
> >
>

I see. So from the example I was giving there would be a triple like:

<200> a <rowFromAgeTable>

And so the lack of a triple like:

<200> <age> <x>

means that there is a NULL entry for 200's age.

-David

Received on Thursday, 19 May 2011 12:36:03 UTC