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Posted to dev@jena.apache.org by "Andy Seaborne (JIRA)" <ji...@apache.org> on 2014/06/03 16:09:02 UTC

[jira] [Commented] (JENA-707) Hyphens in tdb:location path cause dataset querys to return empty resultsets when using TDBFactory

    [ https://issues.apache.org/jira/browse/JENA-707?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14016537#comment-14016537 ] 

Andy Seaborne commented on JENA-707:
------------------------------------

Works for me (on Ubuntu) - TDB passes the string to the OS without alteration.

Please could you try without the additional description elements that do not relate to the directory (timeout, unionDefaultGraph).  

What's in the dataset?
Also, with no other TDB processes running,  try "tdbdump --loc quad-store/live" 


> Hyphens in tdb:location path cause dataset querys to return empty resultsets when using TDBFactory
> --------------------------------------------------------------------------------------------------
>
>                 Key: JENA-707
>                 URL: https://issues.apache.org/jira/browse/JENA-707
>             Project: Apache Jena
>          Issue Type: Bug
>    Affects Versions: Jena 2.11.1
>         Environment: OSX 10.9.3 (Mavericks)
>            Reporter: Rick Moynihan
>            Priority: Minor
>
> When using the Jena API and TDBFactory.assembleDataset("config.ttl") if the storage location path contains a hyphen it prevents querying at least via QueryExecutionFactory.
> e.g. the following Assembler config fails, causing all queries to return empty resultsets:
> {quote}
> @prefix tdb:     <http://jena.hpl.hp.com/2008/tdb#> .
> @prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
> @prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
> @prefix ja:      <http://jena.hpl.hp.com/2005/11/Assembler#> .
> [] ja:loadClass "com.hp.hpl.jena.tdb.TDB" .
> tdb:DatasetTDB  rdfs:subClassOf  ja:RDFDataset .
> tdb:GraphTDB    rdfs:subClassOf  ja:Model .
> <#live> rdf:type      tdb:DatasetTDB ;
>       tdb:location "quad-store/live" ;  # change to suit your local installation
>       ja:context [ ja:cxtName "arq:queryTimeout" ;  ja:cxtValue "10000,10000" ] ;
>       tdb:unionDefaultGraph true ;
>       .
> {quote}
> But changing tdb:location to "quadstore/live" works.



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