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Re: [TF-PP] Minor comments on the current document

From: Ivan Herman <ivan@w3.org>
Date: Tue, 24 Nov 2009 13:31:17 +0100
Message-ID: <4B0BD215.6030209@w3.org>
To: Alexandre Passant <alexandre.passant@deri.org>
CC: "public-rdf-dawg@w3.org Group" <public-rdf-dawg@w3.org>


Alexandre Passant wrote:
> Hi,
> 
> I think I missed the original announcement regarding the availability of the document in SVN, but here are some late and minor comments about it.
> 
> - Shouldn't it generally use the term "inverse" instead of "reverse" ? Seems more coherent with the current terminology 
> 

+1

> - In the first table, I'd suggest, "Name of people one "foaf:knows" step away" rather that 'one "knows" steps away'
> 
> - Last example of 4.1: must we read
> 
>   ?x foaf:knows/^foaf:knows ?x .  (i.e. foaf:knows followed by an inverse foaf:knows)
> 
> instead of 
> 
>   ?x foaf:knows^foaf:knows ?x .  
> 

the table at the beginning of section 2 includes a row:

elt1 ^ elt2 	Shorthand for elt1 / ^elt2, that is elt1 followed by
		reverse elt2.

Ie, this looks like a shorthand. That being said, I must admit I was
also misled by the example and I begin to question whether having such a
shorthand is wise/useful...

Ivan

> ?
> 
> - Should we also mention that PP does not provide new features to SPARQL per se, but a simpler way to write query involving paths.
> 
> Best,
> 
> Alex.
> 
> --
> Dr. Alexandre Passant
> Digital Enterprise Research Institute
> National University of Ireland, Galway
> :me owl:sameAs <http://apassant.net/alex> .
> 
> 
> 
> 
> 
> 
> 

-- 

Ivan Herman, W3C Semantic Web Activity Lead
Home: http://www.w3.org/People/Ivan/
mobile: +31-641044153
PGP Key: http://www.ivan-herman.net/pgpkey.html
FOAF: http://www.ivan-herman.net/foaf.rdf

Received on Tuesday, 24 November 2009 12:31:52 GMT

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