Sorry guys, I mainly got confused with the example. There's nothing wrong with the issue, but I still think that the example query is laying a trap, as users might assume that this also works if there are several authors from the same org for the same book. Axel On 5 Nov 2009, at 09:58, Axel Polleres wrote: > Just browsing over the example again and rethinking our discussion > regarding implicit grouping... > > PREFIX <http://books.example/> > SELECT SUM(?lprice) AS ?totalPrice > WHERE { > ?org :affiliates ?auth . > ?auth :writesBook ?book . > ?book :price ?lprice > } > GROUP BY ?org > HAVING (SUM(?lprice) > 10) > > > has ungrouped variables book, auth...Looking at our resolution, I > honestly don't get my head around the semantics here: > > "Consensus on prohibiting projecting variables/functions on > variables that are not included in the group by clause. Details are > pending discussion of ISSUE-41." > > That doesn't seem to cover this case, where there are ungrouped > variables that *don't* appear in projections or scalar functions. > Obviously, that query doesn't becomes weird if there are more than > one authors from the same org, or if there are several prices for > the same book. > > Opinions to resolve? > > best, > Axel >Received on Thursday, 5 November 2009 18:32:07 UTC
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