Hi Vincenco, Since it is about boosting, you might also take a look at edismax and pf2 and pf3 fields. It also supports slop (ps2 and ps3).
HTH, Emir -- Monitoring - Log Management - Alerting - Anomaly Detection Solr & Elasticsearch Consulting Support Training - http://sematext.com/ > On 5 Nov 2017, at 01:01, Erick Erickson <erickerick...@gmail.com> wrote: > > This _particular_ use case might be a good candidate for shingles. > That filter pairs up tuples into tokens, so your docs would have > A_B > A_C > A_C > B_D > > and the search would be broken up (assuming the appropriate parameters > to ShingleFilterFacotry) to > X_A A_B B_Y > thus would match the specified doc only, assuming default operator of OR. > > This wouldn't generalize for slop at all though. > > Best, > Erick > > On Sat, Nov 4, 2017 at 12:05 PM, Vincenzo D'Amore <v.dam...@gmail.com> wrote: >> Thanks Erick. >> >> Right, if there is no slop specified it is like have an "exact match". So I >> can simplify the query in: >> >> bq=field1:("X A" OR "A B" OR "B Y")^10 >> >> I'm struggling to understand if there is any way to split the user query in >> pairs directly with solr. >> >>> On Sat, Nov 4, 2017 at 6:32 PM, Erick Erickson <erickerick...@gmail.com> >>> wrote: >>> Looks good to me. The only thing I'd mention is that in the example >>> given, complexprhase query is unnecessary, but only because there's no >>> "slop" specified. If by "near" you can also mean "within 3 words" or >>> some such, then you need complexPhraseQuery.. >>> >>> FWIW, >>> Erick >>> >>> On Sat, Nov 4, 2017 at 10:12 AM, Vincenzo D'Amore <v.dam...@gmail.com> >>> wrote: >>>> Hi, >>>> >>>> I have a field field1 where there are only pairs of terms, for example the >>>> documents >>>> >>>> doc1 { field1 : "A B", title : "Hello title 1" } >>>> doc2 { field1 : "A C", title : "Hello title 2" } >>>> doc3 { field1 : "A D", title : "Hello title 3" } >>>> doc4 { field1 : "B D", title : "Hello title 4" } >>>> >>>> I have to boost the documents where there is a pair terms in the same order >>>> used in the query: >>>> >>>> To be clear, if I the user search four terms: X A B Y >>>> >>>> I have to check they are in a field: >>>> >>>> X near A, A near B, B near Y: >>>> >>>> I've implemented this problem using complexphrase: >>>> >>>> bq={!complexphrase inOrder=true df=field1}("X A" OR "A B" OR "B Y")^10 >>>> >>>> What do you think of this solution? Is there another solution, may be using >>>> a different query parser? >>>> >>>> Trying another way, I've also used with surround query parser, but I think, >>>> I was unable to write the query correctly, never matches. >>>> >>>> bq={!surround}field1:(W(X, A) OR W(A,B) OR W(B, Y))^10 >>>> >>>> Not sure if this is the correct syntax, I've also not found enough >>>> documentation that explaining. >>>> >>>> Best regards, >>>> Vincenzo >> >> >> >> -- >> Vincenzo D'Amore >> email: v.dam...@gmail.com >> skype: free.dev >> mobile: +39 349 8513251
