Hi Ravi, with dismax, use the parameter "q.alt" which expects standard lucene syntax (instead of "q"). If "q.alt" is present in the query, "q" is not required. Add the parameter "qt=dismax".
Chantal On Thu, 2010-09-16 at 06:22 +0200, Ravi Kiran wrote: > Hello Mr.Rochkind, > I am using StandardRequestHandler so I presume I > cannot use bq param right ?? Is there a way we can mix dismax and > standardhandler i.e use lucene syntax for query and use dismax style for bq > using localparams/nested queries? I remember seeing your post related to > localparams and nested queries and got thoroughly confused > > On Wed, Sep 15, 2010 at 10:28 PM, Jonathan Rochkind <rochk...@jhu.edu>wrote: > > > Maybe you are looking for the 'bq' (boost query) parameter in dismax? > > > > http://wiki.apache.org/solr/DisMaxQParserPlugin#bq_.28Boost_Query.29 > > ________________________________________ > > From: Ravi Kiran [ravi.bhas...@gmail.com] > > Sent: Wednesday, September 15, 2010 10:02 PM > > To: solr-user@lucene.apache.org > > Subject: Re: Boosting specific field value > > > > Erick, > > I afraid you misinterpreted my issue....if I query like you said > > i.e q=source(bbc OR "associated press")^10 I will ONLY get documents with > > source BBC or Associated Press...what I am asking is - if my query query > > does not deal with source at all but uses some other field...since the > > field > > "source" will be in the result , is there a way to still boost such a > > document > > > > To re-iterate, If my query is as follows > > > > q=primarysection:(Politics* OR Nation*)&fq=contenttype:("Blog" OR "Photo > > Gallery") pubdatetime:[NOW-3MONTHS TO NOW] > > > > and say the resulting docs have "source" field, is there any way I can > > boost > > the resulting doc/docs that have either BBC/Associated Press as the value > > in > > source field to be on top > > > > Can a filter query (fq) have a boost ? if yes, then probably I could > > rewrite > > the query as follows in a round about way > > > > q=primarysection:(Politics* OR Nation*)&fq=contenttype:("Blog" OR "Photo > > Gallery) pubdatetime:[NOW-3MONTHS TO NOW] (source:("BBC" OR "Associated > > Press")^10 OR -source:("BBC" OR "Associated Press")^5) > > > > Theoretically, I have to write source in the fq 2 times as I need docs that > > have source values too just that they will have a lower boost > > > > Thanks, > > > > Ravi Kiran Bhaskar > > > > On Wed, Sep 15, 2010 at 1:34 PM, Erick Erickson <erickerick...@gmail.com > > >wrote: > > > > > This seems like a simple query-time boost, although I may not be > > > understanding > > > your problem well. That is, q=source(bbc OR "associated press")^10 > > > > > > As for boosting more recent documents, see: > > > > > > > > http://wiki.apache.org/solr/SolrRelevancyFAQ#How_can_I_boost_the_score_of_newer_documents > > > > > > HTH > > > Erick > > > > > > > > > On Wed, Sep 15, 2010 at 12:44 PM, Ravi Kiran <ravi.bhas...@gmail.com> > > > wrote: > > > > > > > Hello, > > > > I am currently querying solr for a "*primarysection*" which will > > > > return documents like - *q=primarysection:(Politics* OR > > > > Nation*)&fq=contenttype:("Blog" OR "Photo Gallery) > > > pubdatetime:[NOW-3MONTHS > > > > TO NOW]"*. Each document has several fields of which I am most > > interested > > > > in > > > > single valued field called "*source*" ...I want to boost documents > > which > > > > contain "*source*" value say "Associated Press" OR "BBC" and also by > > > newer > > > > documents. The returned documents may have several other source values > > > > other > > > > than "BBC" or "Associated Press". since I specifically don't query on > > > these > > > > source values I am not sure how I can boost them, Iam using * > > > > StandardRequestHandler* > > > > > > > > >
