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'FILTER' '(' Expression ')'

From: Eric Prud'hommeaux <eric@w3.org>
Date: Tue, 7 Jun 2005 10:27:59 -0400
To: public-rdf-dawg@w3.org
Message-ID: <20050607142759.GD20417@w3.org>
"{ ?p ?s ?o FILTER ?x = q:name () ?p ?o2 }" was ambiguous so AndyS,
DaveB, SteveH, and Jeen decided we'd put parens around the filter
expression. AndyS proposed an exception for FILTER (REGEX(?a, ?b)) but
the rest of us dragged our feet.

example test: 

http://www.w3.org/2005/01/yacker/uploads/sparqlTest?lang=perl&text=PREFIX+%3A++%3Chttp%3A%2F%2Fexample.org%2Fns%23%3E+%0D%0ASELECT+*%0D%0A%7B+OPTIONAL+%7B+%3Aa+%3Ab+%3Ac+%7D+.+%3Fx+%3Fy+%3Fz+FILTER+%28%3Fx+%3C+%3Fy%29+%7D%0D%0A&action=validate+text

-- 
-eric

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Received on Tuesday, 7 June 2005 14:28:02 GMT

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