It seems like the right thing to do here is store something more intelligible than an encoded lat/lon pair and facet on that instead. lat/lon, even bare are not all that useful without some effort anywa...
FWIW, Erick On Wed, Sep 11, 2013 at 9:24 AM, Köhler Christian <c.koeh...@zfmk.de> wrote: > Hi Eric (and others), > > thanx for the the explanation. This helps. > > For the usecase: I am cataloging findings of field expeditions. The > collectors usualy store a single location for the field trip, so the numer > of locations is limited. > > Regards > Chris > ________________________________________ > Von: Erick Erickson [erickerick...@gmail.com] > Gesendet: Dienstag, 10. September 2013 19:14 > Bis: solr-user@lucene.apache.org > Betreff: Re: Facet values for spacial field > > You might be able to facet by query, but faceting by > location fields doesn't make a huge amount of sense, > you'll have lots of facets on individual lat/lon points. > > What is the use-case you are trying to support here? > > Best, > Erick > > > On Tue, Sep 10, 2013 at 8:43 AM, Christian Köhler - ZFMK > <c.koeh...@zfmk.de>wrote: > > > Hi, > > > > I use the new SpatialRecursivePrefixTreeFiel**dType field to store geo > > coordinates (e.g. 14.021666,51.5433353 ). I can retrieve the coordinates > > just find so I am sure they are indexed correctly. > > > > However when I try to create facets from this field, solr returns > > something which looks like a hash of the coordinates: > > > > Schema: > > > > <?xml version="1.0" encoding="UTF-8" ?> > > <schema name="example" version="1.5"> > > <types> > > ... > > <fieldType name="location" > > class="solr.**SpatialRecursivePrefixTreeFiel**dType" > > units="degrees" /> > > ... > > <field name="geo_locality" type="location" indexed="true" > > stored="true" /> > > </schema> > > > > Result: > > http://localhost/solr/browse?**facet=true&facet.field=geo_**locality< > http://localhost/solr/browse?facet=true&facet.field=geo_locality>-> > > ... > > <lst name="facet_fields"> > > <lst name="geo_locality"> > > <int name="7zzzzzzzzzz">660</int> > > <int name="t4m70cmvej9">290</int> > > <int name="t4187pnmky3">214</int> > > <int name="t441z6vwv3j">179</int> > > <int name="t4328x4s6dj">165</int> > > <int name="t1c639yyxdr">143</int> > > ... > > </lst> > > </lst> > > > > Filtering by this hashes fails: > > http://localhost/solr/browse?&**q=&fq=geo_locality< > http://localhost/solr/browse?&q=&fq=geo_locality> > > :"**t4m70cmvej9" > > java.lang.**IllegalArgumentException: missing parens: t4m70cmvej9 > > > > How do I get the results of a single location using faceting? > > Any thoughts? > > > > Regards > > Chris > > > > -- > > Christian Köhler > > > > Zoologisches Forschungsmuseum Alexander Koenig > > Leibniz-Institut für Biodiversität der Tiere > > Adenauerallee 160, 53113 Bonn, Germany > > www.zfmk.de > > > > Stiftung des öffentlichen Rechts > > Direktor: Prof. J. Wolfgang Wägele > > Sitz: Bonn > > -- > > Zoologisches Forschungsmuseum Alexander Koenig > > - Leibniz-Institut für Biodiversität der Tiere - > > Adenauerallee 160, 53113 Bonn, Germany > > www.zfmk.de > > > > Stiftung des öffentlichen Rechts; Direktor: Prof. J. Wolfgang Wägele > > Sitz: Bonn > > > -- > Zoologisches Forschungsmuseum Alexander Koenig > - Leibniz-Institut für Biodiversität der Tiere - > Adenauerallee 160, 53113 Bonn, Germany > www.zfmk.de > > Stiftung des öffentlichen Rechts; Direktor: Prof. J. Wolfgang Wägele > Sitz: Bonn >
