[Cubicweb] An rql bug ?

aurélien campéas aurelien.campeas at gmail.com
Wed Feb 4 16:11:59 CET 2015

2015-02-04 16:09 GMT+01:00 Sylvain Thénault <sylvain.thenault at logilab.fr>:

> On 04 février 16:00, aurélien campéas wrote:
> > It does the trick ! Thank you very much :)
> that's because OR doesn't work like most people would expect. Every
> variable in
> a rql statement (eg beside subquery and union query) has a single
> "identity",
> even those in EXISTS scope.

Yes, and I know that quite well, but I have some difficulties "computing"
behaviour of the expression with a shared variable (in my head).

For instance, it is not intuitive that the combination of these clauses
yields what I saw.

> --
> Sylvain Thénault, LOGILAB, Paris ( - Toulouse
> (
> Formations Python, Debian, Méth. Agiles: http://www.logilab.fr/formations
> Développement logiciel sur mesure:       http://www.logilab.fr/services
> CubicWeb, the semantic web framework:    http://www.cubicweb.org
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