- From: Steve Harris <steve.harris@garlik.com>
- Date: Tue, 30 Mar 2010 17:59:49 +0100
- To: Andy Seaborne <andy.seaborne@talis.com>
- Cc: Ivan Mikhailov <imikhailov@openlinksw.com>, Axel Polleres <axel.polleres@deri.org>, Orri Erling <erling@xs4all.nl>, SPARQL Working Group <public-rdf-dawg@w3.org>
On 2010-03-30, at 16:52, Andy Seaborne wrote: > > On 30/03/2010 3:26 PM, Ivan Mikhailov wrote: >> Hello Axel, > ... > >>> Would we also allow aggregates with arityy different to 1 (like common in functions) e.g. agg-uri(?X ?Y) >> >> That's absolutely required for statistical calculations of all sorts, >> from regression to likelihood detection. > > > > Best Regards, > > > > Ivan. > > At F2F3, we decided to not restrict the arity to 1 for custom aggregates (and they can have parameters to the aggregator as well as arguments to aggregate over). We did? It sounds plausible, but I don't actually remember that. Is it a parser issue? - Steve -- Steve Harris, Garlik Limited 1-3 Halford Road, Richmond, TW10 6AW, UK +44 20 8439 8200 http://www.garlik.com/ Registered in England and Wales 535 7233 VAT # 849 0517 11 Registered office: Thames House, Portsmouth Road, Esher, Surrey, KT10 9AD
Received on Tuesday, 30 March 2010 17:00:19 UTC