I guess 'to' may be listed in 'stopWords' . On 28 June 2011 08:27, entdeveloper <cameron.develo...@gmail.com> wrote:
> I have an analyzer setup in my schema like so: > > <analyzer> > <tokenizer class="solr.KeywordTokenizerFactory"/> > <filter class="solr.LowerCaseFilterFactory"/> > <filter class="solr.NGramFilterFactory" minGramSize="1" > maxGramSize="2"/> > </analyzer> > > What's happening is if I index a term like "toys and dolls", if I search > for > "to", I get no matches. The debug output in solr gives me: > > <str name="rawquerystring">to</str> > <str name="querystring">to</str> > <str name="parsedquery">PhraseQuery(autocomplete:"t o to")</str> > <str name="parsedquery_toString">autocomplete:"t o to"</str> > > Which means it looks like the lucene query parser is turning it into a > PhraseQuery for some reason. The explain seems to confirm that this > PhraseQuery is what's causing my document to not match: > > 0.0 = (NON-MATCH) weight(autocomplete:"t o to" in 82), product of: > 1.0 = queryWeight(autocomplete:"t o to"), product of: > 6.684934 = idf(autocomplete: t=60 o=68 to=14) > 0.1495901 = queryNorm > 0.0 = fieldWeight(autocomplete:"t o to" in 82), product of: > 0.0 = tf(phraseFreq=0.0) > 6.684934 = idf(autocomplete: t=60 o=68 to=14) > 0.1875 = fieldNorm(field=autocomplete, doc=82) > > But why? This seems like it should match to me, and indeed the Solr > analysis > tool highlights the matches (see image), so something isn't lining up > right. > > > http://lucene.472066.n3.nabble.com/file/n3116288/Screen_shot_2011-06-27_at_7.55.49_PM.png > > In case you're wondering, I'm trying to implement a semi-advanced > autocomplete feature that goes beyond using what a simple EdgeNGram > analyzer > could do. > > > -- > View this message in context: > http://lucene.472066.n3.nabble.com/Analyzer-creates-PhraseQuery-tp3116288p3116288.html > Sent from the Solr - User mailing list archive at Nabble.com. > -- Thanks and Regards Mohammad Shariq
