did you create the text index with jena.textindexer --desc=/<path>/config.ttl?
On Sun, Dec 16, 2018 at 8:48 AM Jean-Marc Vanel <jeanmarc.va...@gmail.com> wrote: > I fixed a stupid error in text index URI, resulting from pasting, in new > file jena.spatial+text.assembler.ttl: > > https://github.com/jmvanel/semantic_forms/blob/master/scala/jena.spatial%2Btext.assembler.ttl > > Now, it reads: > :spatial_dataset rdf:type spatial:SpatialDataset ; > rdf:type text:TextDataset ; > spatial:dataset <#dataset> ; > spatial:index <#indexLucene> ; > text:dataset <#dataset> ; > text:index * <#indexLuceneText>* ; > . > > But still it says "Failed to find the text index" . > > > Le dim. 16 déc. 2018 à 09:34, Jean-Marc Vanel <jeanmarc.va...@gmail.com> a > écrit : > > > So I tried a new file jena.spatial+text.assembler.ttl with separate > > Lucene indices for spatial and text: > > > > > https://github.com/jmvanel/semantic_forms/blob/master/scala/jena.spatial%2Btext.assembler.ttl > > > > It defines a Dataset with both Dataset types and both Lucene indices: > > > > :spatial_dataset rdf:type spatial:SpatialDataset ; > > rdf:type text:TextDataset ; > > spatial:dataset <#dataset> ; > > spatial:index <#indexLucene> ; > > text:dataset <#dataset> ; > > text:index <#indexLucene> ; > > . > > > > Alas , when querying , it says "Failed to find the text index" : > > > > WARN org.apache.jena.query.text.TextQueryPF - Failed to find the text > > index : tried context and as a text-enabled dataset > > WARN org.apache.jena.query.text.TextQueryPF - No text index - no text > > search performed > > > > Is it because rdf:type spatial:SpatialDataset is asserted first in > > assembler file? > > So, defining a hybrid Dataset does not work anymore by TTL specification > > than by JVM code specification. > > I definitely need more experts' advice . > > > > > > > > Le sam. 15 déc. 2018 à 21:10, ajs6f <aj...@apache.org> a écrit : > > > >> > On Dec 15, 2018, at 9:59 AM, Marco Neumann <marco.neum...@gmail.com> > >> wrote: > >> > > >> >> *Question*: does that make sense to have a unique Lucene index for > >> text and > >> >> space ? > >> >> It is possible at all? If yes, is it good in terms of disk space and > >> >> performance? > >> >> Like this: > >> >> <#indexLucene> a text:TextIndexLucene ; > >> >> a spatial:SpatialIndexLucene ; > >> >> # etc ... > >> > >> I'm sure that would be ideal for many cases, but I'm not at all sure > that > >> the same index can answer queries of both kinds. Perhaps we can combine > >> fields from both, but are the relationships between tuple and index > record > >> the same in both cases? > >> > >> Otherwise, I know we had a conversation at some point in the past on one > >> of the lists about trying to factor out commonalities between > jena-spatial > >> and jena-text, but it didn't go very far at that time and I don't know > what > >> the intervening years have done to make it more or less feasible. There > >> have been many changes to jena-text in that time and the new spatial > module > >> is a whole new story. I'd put a link here but searching > lists.apache.org > >> hasn't brought it up for me. > >> > >> ajs6f > >> > >> > > > > -- > > Jean-Marc Vanel > > > > > http://www.semantic-forms.cc:9111/display?displayuri=http://jmvanel.free.fr/jmv.rdf%23me#subject > > < > http://www.semantic-forms.cc:9111/display?displayuri=http://jmvanel.free.fr/jmv.rdf%23me > > > > Rule-based programming, Semantic Web > > +33 (0)6 89 16 29 52 > > Twitter: @jmvanel , @jmvanel_fr ; chat: irc://irc.freenode.net#eulergui > > Chroniques jardin > > < > http://semantic-forms.cc:1952/backlinks?q=http%3A%2F%2Fdbpedia.org%2Fresource%2FChronicle > > > > > > > -- > Jean-Marc Vanel > > http://www.semantic-forms.cc:9111/display?displayuri=http://jmvanel.free.fr/jmv.rdf%23me#subject > < > http://www.semantic-forms.cc:9111/display?displayuri=http://jmvanel.free.fr/jmv.rdf%23me > > > Rule-based programming, Semantic Web > +33 (0)6 89 16 29 52 > Twitter: @jmvanel , @jmvanel_fr ; chat: irc://irc.freenode.net#eulergui > Chroniques jardin > < > http://semantic-forms.cc:1952/backlinks?q=http%3A%2F%2Fdbpedia.org%2Fresource%2FChronicle > > > -- --- Marco Neumann KONA
