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https://issues.apache.org/jira/browse/JENA-1300?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15901295#comment-15901295
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Andy Seaborne commented on JENA-1300:
-------------------------------------
Without further information, it is not possible to investigate further. The
high level execution plan looks as I would expect. If that has undesirable
consequences, then it will show up only if an executable test case is
available.
> Using alternative path in Fuseki runs forever
> ---------------------------------------------
>
> Key: JENA-1300
> URL: https://issues.apache.org/jira/browse/JENA-1300
> Project: Apache Jena
> Issue Type: Bug
> Components: Fuseki, TDB
> Reporter: Natan Cox
>
> When doing a query with alternative paths like in this example 'isOwnedBy'
> and 'exploitatie' then Fuseki seems to run forever.
> If I remove on of the 2 the response is immediate.
> {code:none}
> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
> PREFIX protontop: <http://www.ontotext.com/protontop#>
> PREFIX milieu: <http://id.milieuinfo.be/def#>
> SELECT (count(*) as ?total)
> WHERE {
> GRAPH <http://id.milieuinfo.be/graph/imjv#id> {
> ?x protontop:isOwnedBy|milieu:exploitatie ?site.
> ?site rdfs:label ?label.
> }
> }
> {code}
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