Maybe a valid answer, however in my use case that wouldnt work, because I want 
to bind a variable which is then used in the CONSTRUCT, but it's a new (!) 
variable and not a variable which comes from the nested SELECT.

Best

> -----Ursprüngliche Nachricht-----
> Von: Martynas Jusevičius [mailto:marty...@graphity.org]
> Gesendet: Dienstag, 24. November 2015 11:38
> An: users@jena.apache.org
> Betreff: Re: BIND in CONSTRUCT query with sub-SELECT (SPARQL)
> 
> The BIND could also be within the sub-SELECT, depends on the use case.
> 
> On Tue, Nov 24, 2015 at 11:35 AM, Wetz Peter <peter.w...@tuwien.ac.at>
> wrote:
> > To answer my own question, I think this is the correct solution:
> >
> >     PREFIX
> >     CONSTRUCT { ... }
> >     WHERE {
> >         BIND () {
> >             SELECT ...
> >                 WHERE {
> >                 ...
> >                 }
> >             GROUP BY ...
> >         }
> >     }
> >
> > Best,
> > Peter
> >
> >> -----Ursprüngliche Nachricht-----
> >> Von: Wetz Peter [mailto:peter.w...@tuwien.ac.at]
> >> Gesendet: Dienstag, 24. November 2015 11:24
> >> An: users@jena.apache.org
> >> Betreff: BIND in CONSTRUCT query with sub-SELECT (SPARQL)
> >>
> >> Related to the answer of a previous question of mine (see [1]) I have
> >> a new
> >> question: I currently have a CONSTRUCT query with a nested SELECT
> >> which makes use of aggregates. What I now want to do is to construct
> >> new URIs in the CONSTRUCT statement.
> >>
> >> What I want to do is basically similar as can be seen in [2]. There I
> >> see that BIND is used in the WHERE class to construct new URIs which
> >> are then used in the CONSTRUCT clause. Unfortunately this approach
> >> does not work for my case (nested SELECT which resides in the
> >> CONSTRUCT's WHERE clause). The difference is, that in this example no
> nested SELECT is present.
> >>
> >> My current query looks like this (simplified):
> >>
> >>     PREFIXES
> >>     CONSTRUCT { ?s rdfs:label ?var . }
> >>     WHERE {
> >>         SELECT ?s (AVG(?single) as ?agg) ...
> >>             WHERE {
> >>             ...
> >>             }
> >>         GROUP BY ?s ...
> >>     }
> >>
> >> The question is: Where to place a BIND statement which is used to
> >> bind values to variables, which are then used in the CONSTRUCT
> statement (e.g.
> >> ?var)?
> >>
> >> Thanks for your help.
> >>
> >> Best,
> >> Peter
> >>
> >> [1] https://mail-archives.apache.org/mod_mbox/jena-
> >>
> users/201511.mbox/%3C19440356.622107.1446464087017.JavaMail.yahoo@
> >> mail.yahoo.com%3E
> >> [2] http://mail-archives.apache.org/mod_mbox/jena-
> >> users/201111.mbox/%3c4ed66723.7030...@googlemail.com%3E

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