- From: Eric Prud'hommeaux <eric@w3.org>
- Date: Thu, 2 Jun 2005 01:25:14 -0400
- To: "Seaborne, Andy" <andy.seaborne@hp.com>
- Cc: RDF Data Access Working Group <public-rdf-dawg@w3.org>
Received on Thursday, 2 June 2005 05:25:19 UTC
On Wed, Jun 01, 2005 at 05:00:15PM +0100, Seaborne, Andy wrote:
>
> Looking at http://www.w3.org/2005/05/05-algae-graphs/
>
> It says:
>
> """
> SELECT ?o
> FROM NAMED foo:graph1
> WHERE { ?s ?p ?o }
>
> turns into an Algae query:
>
> ask ( ?s ?p ?o {%ATTRIB = foo:graph1} )
> select (?o)
> """
>
>
> Sorry - I don't get it. The preceeding text says:
>
> """
> if the database merges queries [I think that's meant to be "graphs"] and
> turn
> those into constraints on the fourth column
> """
>
> I expected a constraint on the fourth column:
>
> SELECT ?o
> FROM NAMED foo:graph1
> WHERE { GRAPH foo:graph1 { ?s ?p ?o } }
>
> which is the same query needed if the named graphs aren't merged.
tx
fixed in 1.6
--
-eric
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Received on Thursday, 2 June 2005 05:25:19 UTC