http://jena.apache.org/documentation/fuseki2/fuseki-configuration.html

You need to add fuseki:serviceQuery "sparql" as an additional entry to your 
fuseki:Service definition in order for it to respond to SPARQL queries on 
/ds/sparql

Rob

On 22/01/2019, 15:28, "Mikael Pesonen" <[email protected]> wrote:

    
    This is the call Skosmos makes:
    
    GET http://localhost:3030/ds/sparql?query=...
    
    
    
    On 22/01/2019 17:21, Mikael Pesonen wrote:
    >
    > Sorry had issues with permissions. So now I can load configuration 
    > from cmd line
    >
    > /usr/bin/java 
    > 
-Dlog4j.configuration=file:/home/text/tools/apache-jena-fuseki-3.9.0/log4j.properties
 
    > -Xmx5600M -jar fuseki-server.jar --update --port 3030 
    > --config=run/config.ttl
    >
    > and Indexer works
    > ...
    > INFO  2060054 (32699 per second) properties indexed
    >
    > and sparql text search works. Only issue remaining is that now Skosmos 
    > application (and possible some others) stopped working. Fuseki log says
    >  Fuseki     INFO  [2] 404 Not found: dataset='ds' service='sparql' (1 ms)
    >
    > Here is the config where I updated tdb:location:
    >
    > @prefix :<http://localhost/jena_example/#>  .
    > @prefix rdf:<http://www.w3.org/1999/02/22-rdf-syntax-ns#>  .
    > @prefix rdfs:<http://www.w3.org/2000/01/rdf-schema#>  .
    > @prefix tdb:<http://jena.hpl.hp.com/2008/tdb#>  .
    > @prefix ja:<http://jena.hpl.hp.com/2005/11/Assembler#>  .
    > @prefix text:<http://jena.apache.org/text#>  .
    > @prefix skos:<http://www.w3.org/2004/02/skos/core#>
    > @prefix fuseki:<http://jena.apache.org/fuseki#>  .
    >
    > ## Example of a TDB dataset and text index
    > ## Initialize TDB
    > [] ja:loadClass "org.apache.jena.tdb.TDB" .
    > tdb:DatasetTDB  rdfs:subClassOf  ja:RDFDataset .
    > tdb:GraphTDB    rdfs:subClassOf  ja:Model .
    >
    > ## Initialize text query
    > [] ja:loadClass       "org.apache.jena.query.text.TextQuery" .
    > # A TextDataset is a regular dataset with a text index.
    > text:TextDataset      rdfs:subClassOf   ja:RDFDataset .
    > # Lucene index
    > text:TextIndexLucene  rdfs:subClassOf   text:TextIndex .
    >
    >
    > ## ---------------------------------------------------------------
    >
    >
    > :text_dataset rdf:type     text:TextDataset ;
    >      text:dataset   :my_dataset ;
    >      text:index     <#indexLucene> ;
    >      .
    >
    > # A TDB dataset used for RDF storage
    > :my_dataset rdf:type      tdb:DatasetTDB ;
    >      tdb:location "/home/text/tools/jena_data_test/" ;
    > #    tdb:unionDefaultGraph true ; # Optional
    >      .
    >
    > # Text index description
    > <#indexLucene> a text:TextIndexLucene ;
    >      text:directory<file:/tmp/tdb-lucene-index>  ;
    >      text:entityMap <#entMap> ;
    >      text:storeValues true ;
    >      text:analyzer [ a text:StandardAnalyzer ] ;
    >      text:queryAnalyzer [ a text:KeywordAnalyzer ] ;
    >      text:queryParser text:AnalyzingQueryParser ;
    >      text:multilingualSupport true ;
    >   .
    >
    > <#entMap> a text:EntityMap ;
    >      text:defaultField     "label" ;
    >      text:entityField      "uri" ;
    >      text:uidField         "uid" ;
    >      text:langField        "lang" ;
    >      text:graphField       "graph" ;
    >      text:map (
    >           [ text:field "label" ;
    >             text:predicate skos:prefLabel ]
    >           ) .
    >
    > <#service> rdf:type fuseki:Service ;
    >      fuseki:name                     "/ds" ;   # http://host:port/ds-ro
    >      fuseki:serviceQuery             "query" ;    # SPARQL query service
    >      fuseki:serviceReadGraphStore    "data" ;     # SPARQL Graph store 
    > protocol (read only)
    >      fuseki:dataset           :text_dataset ;
    >      .
    >
    >
    >
    > On 22/01/2019 17:01, Lorenz B. wrote:
    >> Can't reproduce this. With the config file I shared with you, it works
    >> for me as expected with Fuseki 3.10.0
    >>
    >> Which config file do you use now?
    >>
    >>> On 22/01/2019 16:17, vincent ventresque wrote:
    >>>> Hello
    >>>>
    >>>> If the configuration folder is empty, the run/config.ttl (default
    >>>> file) should be the one that Fuseki uses : you should try to replace
    >>>> the content of run/config.ttl with the one Chris has sent in previous
    >>>> msg
    >>>>
    >>> That worked!
    >>>
    >>> So now with the example Lorenz posted I get
    >>>
    >>>   java -cp ./fuseki-server.jar jena.textindexer --desc=run/config.ttl
    >>> org.apache.jena.sparql.ARQException: No such type:
    >>> <http://jena.apache.org/text#TextDataset>
    >>>          at
    >>> 
org.apache.jena.sparql.core.assembler.AssemblerUtils.build(AssemblerUtils.java:122)
 
    >>>
    >>>          at
    >>> 
org.apache.jena.query.text.TextDatasetFactory.create(TextDatasetFactory.java:38)
 
    >>>
    >>>          at jena.textindexer.processModulesAndArgs(textindexer.java:90)
    >>>          at jena.cmd.CmdArgModule.process(CmdArgModule.java:52)
    >>>          at jena.cmd.CmdMain.mainMethod(CmdMain.java:92)
    >>>          at jena.cmd.CmdMain.mainRun(CmdMain.java:58)
    >>>          at jena.cmd.CmdMain.mainRun(CmdMain.java:45)
    >>>          at jena.textindexer.main(textindexer.java:52)
    >>>
    >>>
    >>> @prefix :<http://localhost/jena_example/#>  .
    >>> @prefix rdf:<http://www.w3.org/1999/02/22-rdf-syntax-ns#>  .
    >>> @prefix rdfs:<http://www.w3.org/2000/01/rdf-schema#>  .
    >>> @prefix tdb:<http://jena.hpl.hp.com/2008/tdb#>  .
    >>> @prefix ja:<http://jena.hpl.hp.com/2005/11/Assembler#> .
    >>> @prefix text:<http://jena.apache.org/text#>  .
    >>> @prefix skos:<http://www.w3.org/2004/02/skos/core#>
    >>> @prefix fuseki:<http://jena.apache.org/fuseki#>  .
    >>>
    >>> ## Example of a TDB dataset and text index
    >>> ## Initialize TDB
    >>> [] ja:loadClass "org.apache.jena.tdb.TDB" .
    >>> tdb:DatasetTDB  rdfs:subClassOf  ja:RDFDataset .
    >>> tdb:GraphTDB    rdfs:subClassOf  ja:Model .
    >>>
    >>> ## Initialize text query
    >>> [] ja:loadClass       "org.apache.jena.query.text.TextQuery" .
    >>> # A TextDataset is a regular dataset with a text index.
    >>> text:TextDataset      rdfs:subClassOf   ja:RDFDataset .
    >>> # Lucene index
    >>> text:TextIndexLucene  rdfs:subClassOf   text:TextIndex .
    >>>
    >>>
    >>> ## ---------------------------------------------------------------
    >>>
    >>>
    >>> :text_dataset rdf:type     text:TextDataset ;
    >>>      text:dataset   :my_dataset ;
    >>>      text:index     <#indexLucene> ;
    >>>      .
    >>>
    >>> # A TDB dataset used for RDF storage
    >>> :my_dataset rdf:type      tdb:DatasetTDB ;
    >>>      tdb:location "/tmp/tdb-dataset/" ;
    >>> #    tdb:unionDefaultGraph true ; # Optional
    >>>      .
    >>>
    >>> # Text index description
    >>> <#indexLucene> a text:TextIndexLucene ;
    >>>      text:directory<file:/tmp/tdb-lucene-index>  ;
    >>>      text:entityMap <#entMap> ;
    >>>      text:storeValues true ;
    >>>      text:analyzer [ a text:StandardAnalyzer ] ;
    >>>      text:queryAnalyzer [ a text:KeywordAnalyzer ] ;
    >>>      text:queryParser text:AnalyzingQueryParser ;
    >>>      text:multilingualSupport true ;
    >>>   .
    >>>
    >>> <#entMap> a text:EntityMap ;
    >>>      text:defaultField     "label" ;
    >>>      text:entityField      "uri" ;
    >>>      text:uidField         "uid" ;
    >>>      text:langField        "lang" ;
    >>>      text:graphField       "graph" ;
    >>>      text:map (
    >>>           [ text:field "label" ;
    >>>             text:predicate skos:prefLabel ]
    >>>           ) .
    >>>
    >>> <#service> rdf:type fuseki:Service ;
    >>>      fuseki:name                     "/ds" ;   # http://host:port/ds-ro
    >>>      fuseki:serviceQuery             "query" ;    # SPARQL query 
    >>> service
    >>>      fuseki:serviceReadGraphStore    "data" ;     # SPARQL Graph store
    >>> protocol (read only)
    >>>      fuseki:dataset           :text_dataset ;
    >>>      .
    >>>
    >>>> Le 22/01/2019 à 14:58, Mikael Pesonen a écrit :
    >>>>> Hi,
    >>>>>
    >>>>> we haven't made any configuration files, so configuration folder is
    >>>>> empty. Everything is working fine except text search so are there
    >>>>> some advances for doing custom config? I understand now that for
    >>>>> text search we need the config and about that I asked for help.
    >>>>>
    >>>>> On 21/01/2019 19:24, Chris Tomlinson wrote:
    >>>>>> Hi,
    >>>>>>
    >>>>>> You’ve presented your system service configuration. We need to see
    >>>>>> the configuration file
    >>>>>> 
<http://jena.apache.org/documentation/fuseki2/fuseki-configuration.html> 
    >>>>>>
    >>>>>> in:
    >>>>>>
    >>>>>>       $FUSEKI_BASE/configuration/text_svc.ttl
    >>>>>>
    >>>>>> It is a ttl file that is interpreted by the assembler system to
    >>>>>> build the endpoints and dataset components. This is where the
    >>>>>> jena-text configuration info will go. Here is a sample
    >>>>>> configuration based on info in your service defn:
    >>>>>>
    >>>>>>> # Fuseki configuration for BDRC, configures two endpoints:
    >>>>>>> #   - /bdrc is read-only
    >>>>>>> #   - /bdrcrw is read-write
    >>>>>>> #
    >>>>>>> # This was painful to come up with but the web interface basically
    >>>>>>> allows no option
    >>>>>>> # and there is no subclass inference by default so such a
    >>>>>>> configuration file is necessary.
    >>>>>>> #
    >>>>>>> # The main doc sources are:
    >>>>>>> #  -
    >>>>>>> 
https://jena.apache.org/documentation/fuseki2/fuseki-configuration.html 
    >>>>>>>
    >>>>>>>
    >>>>>>> #  -
    >>>>>>> 
https://jena.apache.org/documentation/assembler/assembler-howto.html 
    >>>>>>>
    >>>>>>> #  - https://jena.apache.org/documentation/assembler/assembler.ttl
    >>>>>>> #
    >>>>>>> # See
    >>>>>>> https://jena.apache.org/documentation/fuseki2/fuseki-layout.html
    >>>>>>> for the destination of this file.
    >>>>>>>
    >>>>>>> @prefix fuseki: <http://jena.apache.org/fuseki#> .
    >>>>>>> @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
    >>>>>>> @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
    >>>>>>> @prefix tdb: <http://jena.hpl.hp.com/2008/tdb#> .
    >>>>>>> @prefix ja: <http://jena.hpl.hp.com/2005/11/Assembler#> .
    >>>>>>> @prefix text:    <http://jena.apache.org/text#> .
    >>>>>>> @prefix skos: <http://www.w3.org/2004/02/skos/core#> .
    >>>>>>> @prefix :        <http://base/#> .
    >>>>>>>
    >>>>>>> [] rdf:type fuseki:Server ;
    >>>>>>>      fuseki:services (
    >>>>>>>        :text_svc
    >>>>>>>      ) .
    >>>>>>>
    >>>>>>> :text_svc rdf:type fuseki:Service ;
    >>>>>>>       fuseki:name                       "text_svc" ;     # name of
    >>>>>>> the dataset in the url
    >>>>>>>       fuseki:serviceQuery               "query" ;    # SPARQL query
    >>>>>>> service
    >>>>>>>       fuseki:serviceUpdate              "update" ;   # SPARQL
    >>>>>>> update service
    >>>>>>>       fuseki:serviceUpload              "upload" ;   # Non-SPARQL
    >>>>>>> upload service
    >>>>>>>       fuseki:serviceReadWriteGraphStore "data" ;     # SPARQL Graph
    >>>>>>> store protocol (read and write)
    >>>>>>>       fuseki:dataset                    :text_dataset ;
    >>>>>>>       .
    >>>>>>>
    >>>>>>> :text_dataset rdf:type     text:TextDataset ;
    >>>>>>>       text:dataset   :tdb_dataset ;
    >>>>>>>       text:index     :lucene_index ;
    >>>>>>>       .
    >>>>>>>
    >>>>>>> # using TDB
    >>>>>>> :tdb_dataset rdf:type tdb:DatasetTDB ;
    >>>>>>>        tdb:location
    >>>>>>> "/home/text/tools/apache-jena-fuseki-3.9.0/run/tdb_dataset" ;
    >>>>>>>        tdb:unionDefaultGraph true ;
    >>>>>>>        .
    >>>>>>>
    >>>>>>> # Text index description
    >>>>>>> :lucene_index a text:TextIndexLucene ;
    >>>>>>>       text:directory
    >>>>>>> <file:/home/text/tools/apache-jena-fuseki-3.9.0/run/lucene_index> ;
    >>>>>>>       text:storeValues true ;
    >>>>>>>       text:entityMap :entitymap ;
    >>>>>>>       .
    >>>>>>>
    >>>>>>> # Index mappings
    >>>>>>> :entitymap a text:EntityMap ;
    >>>>>>>       text:entityField      "uri" ;
    >>>>>>>       text:uidField         "uid" ;
    >>>>>>>       text:defaultField     "label" ;
    >>>>>>>       text:langField        "lang" ;
    >>>>>>>       text:graphField       "graph" ; ## enable graph-specific
    >>>>>>> indexing
    >>>>>>>       text:map (
    >>>>>>>            [ text:field "label" ;
    >>>>>>>              text:predicate skos:prefLabel ]
    >>>>>>>            ) ;
    >>>>>>>       .
    >>>>>> hth,
    >>>>>> Chris
    >>>>>>
    >>>>>>
    >>>>>>
    >>>>>>
    >>>>>>> On Jan 21, 2019, at 5:21 AM, Mikael Pesonen
    >>>>>>> <[email protected]> wrote:
    >>>>>>>
    >>>>>>>
    >>>>>>> Hi,
    >>>>>>>
    >>>>>>>
    >>>>>>> On 18/01/2019 18:13, Chris Tomlinson wrote:
    >>>>>>>> Hi,
    >>>>>>>>
    >>>>>>>> 1) If you’re using a default config, it does not have a working
    >>>>>>>> jena-text configuration. The config will need to include
    >>>>>>>> skos:prefLabel in the entity map.
    >>>>>>>>
    >>>>>>>> 2) when you change the jena-text in significant ways, such as
    >>>>>>>> changing what analyzer is used for a given property and so on,
    >>>>>>>> then you’ll need to rebuild the Lucene index via reloading the
    >>>>>>>> dataset or using the textIndexer
    >>>>>>>> 
<https://jena.apache.org/documentation/query/text-query.html#building-a-text-index>.
 
    >>>>>>>>
    >>>>>>>> I don’t recall this being mentioned as part of your testing
    >>>>>>>>
    >>>>>>>> 3) Please indicate exactly which item you’re using
    >>>>>>>> jena-fuseki-war-3.9.0.war or jena-fuseki-webapp-3.9.0.jar etc,
    >>>>>>>> and the config file itself. The error you’ve mentioned previously:
    >>>>>>> We are running Fuseki as service
    >>>>>>>
    >>>>>>> -----
    >>>>>>> [Unit]
    >>>>>>> Description=Apache Jena Fuseki
    >>>>>>>
    >>>>>>> [Service]
    >>>>>>> Type=simple
    >>>>>>> User=fuseki
    >>>>>>> #Environment=JAVA_HOME=/usr/lib/jvm/java-8-oracle/
    >>>>>>> Environment=FUSEKI_HOME=/home/text/tools/apache-jena-fuseki-3.9.0
    >>>>>>> 
Environment=FUSEKI_BASE=/home/text/tools/apache-jena-fuseki-3.9.0/run 
    >>>>>>>
    >>>>>>> ExecStart=/usr/bin/java
    >>>>>>> 
-Dlog4j.configuration=file:/home/text/tools/apache-jena-fuseki-3.9.0/log4j.properties
 
    >>>>>>>
    >>>>>>> -Xmx5600M -jar
    >>>>>>> /home/text/tools/apache-jena-fuseki-3.9.0/fuseki-server.jar
    >>>>>>> --update --port 3030 --loc=/home/text/tools/jena_data_test/ /ds
    >>>>>>>
    >>>>>>> [Install]
    >>>>>>> WantedBy=multi-user.target
    >>>>>>> -----
    >>>>>>>
    >>>>>>> All settings are default otherwise, we haven't changed any config
    >>>>>>> file.
    >>>>>>>
    >>>>>>> Are there some minimal settings to this example config so that I
    >>>>>>> could get skos:prefLabel working?
    >>>>>>>
    >>>>>>> 
https://jena.apache.org/documentation/query/text-query.html#configuration 
    >>>>>>>
    >>>>>>>
    >>>>>>>
    >>>>>>> So when we have a working configuration/assembler file, all is
    >>>>>>> needed is to build the index
    >>>>>>>
    >>>>>>> java  -cp  $FUSEKI_HOME/fuseki-server.jar jena.textindexer
    >>>>>>> --desc=assembler_file ?
    >>>>>>>
    >>>>>>>
    >>>>>>> Thank everyone for the help
    >>>>>>>>> Jan 17 17:00:28 semantic-dev java[16800]: [2019-01-17 17:00:28]
    >>>>>>>>> Config     INFO  Load configuration:
    >>>>>>>>> 
file:///home/text/tools/apache-jena-fuseki-3.9.0/run/configuration/text_index.ttl
 
    >>>>>>>>>
    >>>>>>>>> 
<file:///home/text/tools/apache-jena-fuseki-3.9.0/run/configuration/text_index.ttl>
 
    >>>>>>>>>
    >>>>>>>>>
    >>>>>>>>> Jan 17 17:00:28 semantic-dev java[16800]: [2019-01-17 17:00:28]
    >>>>>>>>> WebAppContext WARN  Failed startup of context
    >>>>>>>>> o.e.j.w.WebAppContext@4159e81b{Apache Jena Fuseki
    >>>>>>>>> 
Server,/,file:///home/text/tools/apache-jena-fuseki-3.9.0/webapp/,UNAVAILABLE 
    >>>>>>>>>
    >>>>>>>>> 
<file:///home/text/tools/apache-jena-fuseki-3.9.0/webapp/,UNAVAILABLE>} 
    >>>>>>>>>
    >>>>>>>>>
    >>>>>>>>> Jan 17 17:00:28 semantic-dev java[16800]: at
    >>>>>>>>> 
org.apache.jena.fuseki.build.FusekiConfig.readAssemblerFile(FusekiConfig.java:148)
 
    >>>>>>>>>
    >>>>>>>> suggests to me that something in the config file is confusing the
    >>>>>>>> readAssemblerFile. It doesn’t look like it’s failing in the
    >>>>>>>> reading the jena-text portion of the config.
    >>>>>>>>
    >>>>>>>> If http://api.finto.fi/download/mesh/mesh-skos.ttl
    >>>>>>>> <http://api.finto.fi/download/mesh/mesh-skos.ttl> the dataset,
    >>>>>>>> then can you cut it down to just a small test case with some
    >>>>>>>> concepts with “medi” and a few without? That along with the other
    >>>>>>>> information should help move this further along..
    >>>>>>>>
    >>>>>>>> 4) Your query:
    >>>>>>>>
    >>>>>>>>> PREFIX skos: <http://www.w3.org/2004/02/skos/core#
    >>>>>>>>> <http://www.w3.org/2004/02/skos/core#>>
    >>>>>>>>> PREFIX text: <http://jena.apache.org/text#
    >>>>>>>>> <http://jena.apache.org/text#>>
    >>>>>>>>> SELECT *
    >>>>>>>>> WHERE
    >>>>>>>>> {
    >>>>>>>>>     GRAPH <http://www.yso.fi/onto/mesh/
    >>>>>>>>> <http://www.yso.fi/onto/mesh/>>
    >>>>>>>>>     {
    >>>>>>>>>       ?concept text:query (skos:prefLabel "medi") .
    >>>>>>>>>       ?concept skos:prefLabel ?prefLabel .
    >>>>>>>>>
    >>>>>>>>>       # FILTER (  REGEX(?prefLabel, "\\bmedi", "i"))
    >>>>>>>>>     }
    >>>>>>>>> }
    >>>>>>>>> limit 10
    >>>>>>>> might effectively just be executing:
    >>>>>>>>
    >>>>>>>>> ?concept skos:prefLabel ?prefLabel .
    >>>>>>>> if there is actually no jena-text config - I haven’t checked what
    >>>>>>>> happens when there is no TextIndex configured and the text:query
    >>>>>>>> is invoked, but may be a noop
    >>>>>>>>
    >>>>>>>> Thanks,
    >>>>>>>> Chris
    >>>>>>>>
    >>>>>>>>
    >>>>>>>>> On Jan 18, 2019, at 8:08 AM, Mikael Pesonen
    >>>>>>>>> <[email protected]> wrote:
    >>>>>>>>>
    >>>>>>>>>
    >>>>>>>>>
    >>>>>>>>> On 18/01/2019 13:40, Andy Seaborne wrote:
    >>>>>>>>>> On 17/01/2019 15:45, Mikael Pesonen wrote:
    >>>>>>>>>>> On 17/01/2019 17:38, Andy Seaborne wrote:
    >>>>>>>>>>>> On 17/01/2019 12:51, Mikael Pesonen wrote:
    >>>>>>>>>>>>> On 17/01/2019 13:58, Andy Seaborne wrote:
    >>>>>>>>>>>>>> On 16/01/2019 12:50, Mikael Pesonen wrote:
    >>>>>>>>>>>>>>> Hi,
    >>>>>>>>>>>>>>>
    >>>>>>>>>>>>>>> I'm trying to get text search work. Sparql REGEX takes few
    >>>>>>>>>>>>>>> seconds to finish so hoping this would be faster.
    >>>>>>>>>>>>>>> Application is term search using SKOS ontology.
    >>>>>>>>>>>>>>>
    >>>>>>>>>>>>>>>     First tested if it's enabled by default
    >>>>>>>>>>>>>>>
    >>>>>>>>>>>>>>>     ?concept text:query (skos:prefLabel "medi") .
    >>>>>>>>>>>>>>>      ?concept skos:prefLabel ?prefLabel
    >>>>>>>>>>>>>>>
    >>>>>>>>>>>>>>> That returns all concepts so I guess it's not enabled.
    >>>>>>>>>>>>>> If it returns all concepts, the first line matched
    >>>>>>>>>>>>>> (otherwise you get none). If so, there is a text index and
    >>>>>>>>>>>>>> "medi" (case insensitive) matches Lucene rules, everything.
    >>>>>>>>>>>>> What does this mean then, why is it matching everything?
    >>>>>>>>>>>> If zero matches, you don't get to ?concept skos:prefLabel
    >>>>>>>>>>>> ?prefLabel (if the text index is correct)
    >>>>>>>>>>>>
    >>>>>>>>>>>> The query above, if the index is setup correctly, gets all
    >>>>>>>>>>>> concepts where any skos:prefLabel matches "medi" (not just at
    >>>>>>>>>>>> the start), then gets all skos:prefLabel for those concepts.
    >>>>>>>>>>>> That does not mean ?prefLabel only matches "medi"
    >>>>>>>>>>>>
    >>>>>>>>>>>> :c skos:prefLabel "medi" ;
    >>>>>>>>>>>>      skos:prefLabel "Other" .
    >>>>>>>>>>>>
    >>>>>>>>>>>> will return 2 matches including ?prefLabel="Other"
    >>>>>>>>>>> Yes that is how I understood it. But  ?concept text:query
    >>>>>>>>>>> (skos:prefLabel "medi")  returns all concepts, also those that
    >>>>>>>>>>> don't have any label having "medi".
    >>>>>>>>>> Then I don't understand what is going on.
    >>>>>>>>>>
    >>>>>>>>>> Do you have a complete, minimal example that someone can use to
    >>>>>>>>>> recreate the situation?
    >>>>>>>>>>
    >>>>>>>>> This is the query:
    >>>>>>>>>
    >>>>>>>>> PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
    >>>>>>>>> PREFIX text: <http://jena.apache.org/text#>
    >>>>>>>>> SELECT *
    >>>>>>>>> WHERE
    >>>>>>>>> {
    >>>>>>>>>     GRAPH <http://www.yso.fi/onto/mesh/>
    >>>>>>>>>     {
    >>>>>>>>>       ?concept text:query (skos:prefLabel "medi") .
    >>>>>>>>>       ?concept skos:prefLabel ?prefLabel .
    >>>>>>>>>
    >>>>>>>>>       # FILTER (  REGEX(?prefLabel, "\\bmedi", "i"))
    >>>>>>>>>     }
    >>>>>>>>> }
    >>>>>>>>> limit 10
    >>>>>>>>>
    >>>>>>>>> and graph is dump copied from here: https://finto.fi/mesh/en/
    >>>>>>>>> end of page "Download this vocabulary"
    >>>>>>>>>
    >>>>>>>>> So to make clear, we have made zero configuration on
    >>>>>>>>> jena/fuseki, all is default from 3.9.0 package.
    >>>>>>>>>> Andy
    >>>>>>>>> -- 
    >>>>>>>>> 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
    >>>>>>>>> System Engineer
    >>>>>>>>>
    >>>>>>>>> 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
    >>>>>>>>>
    >>>>>>> -- 
    >>>>>>> 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
    >>>>>>> System Engineer
    >>>>>>>
    >>>>>>> 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
    >>>>>>>
    >
    
    -- 
    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
    System Engineer
    
    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
    
    




Reply via email to