[redland-dev] OPTIONAL strangeness
Danny Ayers
danny.ayers at gmail.com
Thu Jun 23 14:34:07 BST 2005
On 6/23/05, Dave Beckett <dave.beckett at bristol.ac.uk> wrote:
> On Thu, 2005-06-23 at 13:14 +0200, Danny Ayers wrote:
> > Either I still don't get OPTIONAL or there's something odd going on
> > (Rasqal 0.9.10). I'm in a rush to get something finished, haven't got
> > a test case, but here's an example of something I didn't expect:
>
> Maybe I should say I don't entirely trust the query engine
> implementation of optional - others have reported similar things.
>
> I will shortly be ripping out the core of the engine to do it a
> different way and in order to handle nested {}s and UNION (gack!).
Cool. (I don't envy you the job ;-)
> I tried it before lunch and could get this response. But now, it just
> gives a python error.
Right, thanks - I've probably broken it again.
> > The query form/data I'm using is at http://pragmatron.org/query.html
>
> I think I really need the data to debug this.
I'll see what I can do (I'm currently removing a load of old triples
using an incredibly slow script...).
Cheers,
Danny.
--
http://dannyayers.com
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