Re: First attempt at a grammar for SPARQL/query 1.1

On 28 Aug 2009, at 18:22, Seaborne, Andy wrote:
>
> In the design pages we have some different proposals for the syntax  
> of select expressions:  without mandating comma (which would break  
> backward compatibility), one case to remember is ?x-?y: Is that (?x-? 
> y) or "?x" followed by "-?y"?  This is why expressions get bracketed  
> a lot in SPARQL.

Mandating comma when AS is used wouldn't break back compatibility, as  
AS was not legal in SPARQL.

- Steve

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