Thanks for testing it.

So wonder what it causing the empty values on my case.

On 24/04/2023 16.42, James Anderson wrote:
that would matter.
i make a dataset with strings:

   https://dydra.com/test/test/first_10_types.html

On 24. Apr 2023, at 15:22, Mikael Pesonen <[email protected]> wrote:

Okay so it should work? I'm getting empty on Jena 4.6.1.

Also tried

bind(concat(str(?pl), str(?al)) as ?pl_al)

just in case.


On 24/04/2023 16.16, James Anderson wrote:
good afternoon;

On 24. Apr 2023, at 14:18, Mikael Pesonen <[email protected]> wrote:


Not Jena question but hope someone can help. I have two columns with always 
equal amount of rows. How can they be combined into one column (variable)? This 
method doesn't work (example has different predicates):

select ?s ?pl_al
where {
     ?s skos:prefLabel ?pl .
     ?s skos:altLabel ?al .
     bind(concat(?pl, ?al) as ?pl_al)
   }
what do you intend, which this does not yield:

     https://dydra.com/test/test/columns.html


---
james anderson | [email protected] | https://dydra.com


--
Lingsoft - 30 years of Leading Language Management

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Tools - Text Tools - E-books and M-books

Mikael Pesonen
Semantic Technologies

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---
james anderson | [email protected] | https://dydra.com



--
Lingsoft - 30 years of Leading Language Management

www.lingsoft.fi

Speech Applications - Language Management - Translation - Reader's and Writer's 
Tools - Text Tools - E-books and M-books

Mikael Pesonen
Semantic Technologies

e-mail: [email protected]
Tel. +358 2 279 3300

Time zone: GMT+2

Helsinki Office
Eteläranta 10
FI-00130 Helsinki
FINLAND

Turku Office
Kauppiaskatu 5 A
FI-20100 Turku
FINLAND

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