Thanks.
On Wed, Sep 25, 2013 at 1:46 PM, Ing. Jorge Luis Betancourt Gonzalez < jlbetanco...@uci.cu> wrote: > I've used a separated core for storing suggestions, based on what I see > in: https://github.com/cominvent/autocomplete. You can check the blog > post on > www.cominvent.com/2012/01/25/super-flexible-autocomplete-with-solr/. > This is really flexible, on the downside it does not use the suggester > component su this are like regular queries against a separated core. > > Greetings! > > ----- Mensaje original ----- > De: "Erick Erickson" <erickerick...@gmail.com> > Para: solr-user@lucene.apache.org > Enviados: Miércoles, 25 de Septiembre 2013 6:16:51 > Asunto: Re: Implementing Solr Suggester for Autocomplete (multiple columns) > > I've sometimes seen this handled by clever tokenizing. For "Bill Rogers", > index (untokenized) something like > Bill|Bill Rogers > Rogers|Bill Rogers > > Your suggester then is a simple term lookup (see TermsComponent) > which is quite fast. What you _don't_ get is autocorrect. But if you > use terms.prefix, you can also control whether it's whole word match > or not. To get whole-word in the above, you would set your prefix to > "Rogers|" for instance. Or you may want to leave off the "|" to see > more of an autocomplete-type response. > > Then, of course, when you display this you need to only display what's > after the "|" (or whatever delimiter you use). > > One other note, this will be case sensitive, so you probably want to > do casing yourself, index things like > rogers|Bill Rogers > and lowercase what you send in to terms component. > > Best, > Erick > > > > On Tue, Sep 24, 2013 at 2:01 PM, JMill <apprentice...@googlemail.com> > wrote: > > Hi, > > > > I'm using Solr's Suggester function to implement an autocomplete feature. > > I have it setup to check against the "username" and "name" fields. > Problem > > is when running a query against the name, the second term, after > > whitespace (surename) returns 0 results. Works if if query is a partial > > name starting from the begining e.g. Given the name "Bill Rogers", a > query > > for Rogers will return 0 results whereas a query for "Bill" will return > > positive (Bill Rogers). As for the username, it's not working at. > > > > I am after the following behaviour. > > > > Match any partial words in the fields "username" or "name" and return the > > results. If there is match in the field "name" the return the whole name > > e.g. given the queries "Rogers" or "Bill"" return "Bill Rogers (not the > > single word that was a match)". > > > > schema.xml extract > > .. > > <field name="username" type="text_general" indexed="true" stored="true" > /> > > <field name="name" type="text_general" indexed="true" stored="true"/> > > <field name="autocomplete" type="textSpell" indexed="true" stored="false" > > multiValued="true" omitNorms="true" omitTermFreqAndPositions="false" /> > > ... > > <copyField source="username" dest="autocomplete"/> > > <copyField source="name" dest="autocomplete"/> > > ... > > > > <fieldType class="solr.TextField" name="textSpell" > > positionIncrementGap="100"> > > <analyzer> > > <tokenizer class="solr.StandardTokenizerFactory"/> > > <filter class="solr.StandardFilterFactory"/> > > <filter class="solr.LowerCaseFilterFactory"/> > > </analyzer> > > </fieldType> > > > > > > solrconfig.xml > > > > .... > > <lst name="spellchecker"> > > <str name="name">suggest</str> > > <str name="classname">org.apache.solr.spelling.suggest.Suggester</str> > > <str > > name="lookupImpl">org.apache.solr.spelling.suggest.tst.TSTLookup</str> > > <str name="field">autocomplete</str> <!-- the indexed field to derive > > suggestions from --> > > <float name="threshold">0.005</float> > > <str name="buildOnCommit">true</str> > > <!-- > > <str name="sourceLocation">american-english</str> > > --> > > </lst> > > > > </searchComponent> > > > > .. > > <requestHandler class="org.apache.solr.handler.component.SearchHandler" > > name="/suggest"> > > <lst name="defaults"> > > <str name="spellcheck">true</str> > > <str name="spellcheck.dictionary">suggest</str> > > <str name="spellcheck.onlyMorePopular">true</str> > > <str name="spellcheck.count">5</str> > > <str name="spellcheck.collate">true</str> > > </lst> > > <arr name="components"> > > <str>spellcheck</str> > > </arr> > > </requestHandler> > > ________________________________________________________________________________________________ > III Escuela Internacional de Invierno en la UCI del 17 al 28 de febrero > del 2014. Ver www.uci.cu > > ________________________________________________________________________________________________ > III Escuela Internacional de Invierno en la UCI del 17 al 28 de febrero > del 2014. Ver www.uci.cu >
