Solr: Beyond the Basics

Solr: BEYOND THE BASICS!script: Ian barber (phpir.com)Art: the internet!Editor: twitter.com/ianbarberlettering: ian.barber@gmail.comhttp://joind.in/2899

P REVIOUSLY.... My site search wasslow and theresults werebad, but Solr ∑knk,j ni,j saved me! tfi,j ∑k nk,j x id ∈ d }| fi,j | {d:t i

securitycomes first!

/etc/solr/solr.xmlCore CoreCONF CONF /var/solr/data /var/solr/lib

<solr sharedLib="/var/solr/lib" persistent="true"> <cores adminPath="/admin/cores"> <core default="true" instanceDir="main" name="main"> </core> </cores></solr> S olr.xml

y pla dis for <co u sed nfi nl y ch <!- g> s o ear - S an d i th e s et e ma of env iro enc this sch ure to nd nme ounte 1. 2"> t his nat x a nt, red fals n=" me of the ynt a con an e r sio na fl ect em a s y fig you m sev if you ve e re ch d b ure ay ere le" th to e s lue d. wan con wa p xam ame" i s t his o r t h t iVa t s olr fig nt so e mul ura l e =" n ge r f to tio r to nam bute " han mbe are You kee n e c ma d c nu s may rro ontin at tri sh oul s ion fi eld als p w ork r. ue ver . lt --> -Dsol -- ns ons , all fau o s ing In wo es. licati o o lr s i i cat xist t aul e by d e <ab r.a bor et th eve a p rkingpos App def tru or n i rod s S ppl e abo rtO tOnCo tOn i uct after " i y a d not by Con s to f o ne ion n. 1.2 d b se d, nCo n nfi figur fig f it c tio sion=" ould ha nge ute di , fal roduce gur ati ura alse han dle e c ed tio usioll ver sh be rib duc int <! ati o n r i It ly att tro ribute ide -- li onE nErro nEr ror g by s m is- i cs. normal alued e in t nti b d rro r> r >$ {so =fa set ant not iV but ons at fie ire lr. lse tin g t sem mul t ttr i i d cti ves abo he 1. 0: ue d a dPosit sol rco and can rtO nCo sys l use tem iVa FreqAn s ss" nfi be nfi e t mul Term t e i e "cla g.x ml the m t use gur pro per na tur 1. 1: mi t ds . tr ibu Th l sch ema or o r d t o i ati onE ty: : o t fiel t " a tions. he re a he .xm eso nst rro 1.2 tex e nam fini t in t l ( lve any ruc t S r:t rue o r h e " e m ine s es All ie: olr }< / ep t f ns . T ield d deter c las dir ect Ana lyz "pl ugi to exc --> iti o y f tes jav a ori ers ns" loa e fin used b tribu to it If es , R equ spe cif d a n J e d e at ref er m .a ". and est ied ars es > d typ t o b other r" rb ati hich/lib pat hs Han in p l l e . l e ad w " d <ty -- fie abe d any Typ th "so . d v r ch ire are dle you <! t a l an fi eld wi ag e st ore reshol e s nc i i wh cto res rs, r us e e g ck d/ h ue lud ry olv etc j ibu t th n rti sis pa exe ssT val ed exi ed ... a ttr ior of s sta y ind compre ) to as sts rel ). av me ana l but nal lds --> if you in ati ve beh ass na solr. zed , io fie s ing ssp tio " / he r, ir. t ype ield s led i s Mis ath n b y i > fol low all d er rt - <!- , t --> iel xtF f enab aract " s< o l his tse ing fil S trF and Te ( i ch i eld !-- ib di is " lf ad ue syn tax es fou T he l d si on (in S trF in Whe r=" ../ st= "tr use ds ... nd - e e . tha ful any in <!- t rFi ompres n siz s olr t n a re n gLa ./c . for fil - S ts c ai s=" ssi gex ont 4 es i ert cla s dir rtM i isase6rib/ inc fo lim ed a c g" soec B sp ext lud ing und i e r in -> d" i l w l tor n as eci rac n t exc "st " - Fie l b ed i hy fie d i tion/ all me= lse r.Bool -> - e i w ich jar he di S na v ie nc l "fa sol <!- -li /retr com n a ddi ib" / s i r n a ector --> ldType "/> or =" tb d lud ed. ple tio --> y e e e" las s <lisen tare dir < f i s =" t r u tru be b dir ir= ely n t ect to th rm e : " ean" c ld <!- = " . "/ ".. > / ut es mat o a ory e tNo typ bool hou ou f - I eld /. . ../ rib ch dir . olr’s secret plan! omi n s nd arf Fa y i d ./d t distatt / the ect lea =" ata reg ory boo e name e d Bin ir i irs st/" " r ex , o - <!- ldTyp Th r. gF ti op ege (an nly e" /> yp e. =" sol is sin on reg ex= x=" apa cho the e t ss tM (wi < f i s =" t r u d a t a cla sor th "ap ach che-s red on fil es N orm inary - > a ry" and or wit e-s olr bot o mit !--B s - e =" b i n L ast hou olr -ce h e < ing ing t a -cl ll- nds d Str pe nam M iss reg uster d. *. ) ode eldty s ort ex) ing jar enc <fi al is - " / pt ion use d.*. > o d a jar The nd not " / - < !-- hin -> g i s

<listener event="firstSearcher" class="solr.QuerySenderListener"> <arr name="queries"> <lst> <str name="q">solr rocks</str> <str name="start">0</str> <str name="rows">10</str> </lst> <lst> <str name="q">from solrconfig.xml</str> </lst> </arr></listener> cache warming!

QueryIndex Configuration Request Handlerssearch components

Content fields Typesection field typessearchtypes

THe cms!

TITLELEAD PARA DATE BODY

permalinkCategory Author Tags

Scientificanalysis!how do we turn our text into tokens?Field Type, Storage, Tokenisation, Filters, and copy fields.

<fieldType name="text" class="solr.TextField"> <analyzer> <tokenizer class="solr.WhitespaceTokenizerFactory" /> <filter class="solr.StopFilterFactory"/> <filter class="solr.WordDelimiterFilterFactory"/> <filter class="solr.LowerCaseFilterFactory"/> <filter class="solr.SnowballPorterFilterFactory"/> </analyzer></fieldType> S chema.xml

ORIGINAL STANDARD O Reilly S O’Reilly’s wi FI wi-fi guide! GUIDEkeyword Whitespace O’Reilly’s O’Reilly’s wi-fi wi-fi guide! guide!

doc 1 “My Phrase?”stored INDEXED my doc 1 “MyPhrase?” phrase doc 1

Ian barber IAIN BARBOUR AN PRPR AN PRPR<fieldtype name="phonetic" class="solr.TextField"> <analyzer> <tokenizer class="solr.StandardTokenizerFactory"/> <filter class="solr.DoubleMetaphoneFilterFactory" inject="false"/> </analyzer></fieldtype>

<filter class="solr.WordDelimiterFilterFactory" generateWordParts="1" catenateWords="1" generateNumberParts="1" catenateNumbers="1" catenateAll="0" splitOnCaseChange="1"/>delimiters O Reilly S OReillys wi FI wifi GUIDE

precision versus recall vs

<filterclass="solr.SnowballPorterFilterFactory"language="English"protected="protwords.txt" />stemming O Reilli S OReilli wi FI wifi GUID

Je ne parle pas anglais!

TITLELEAD PARA BODY

<fieldType name="tdate" class="solr.TrieDateField" omitNorms="true" precisionStep="6" positionIncrementGap="0" /><fieldType name="lowercase" class="solr.TextField"> <analyzer> <tokenizer class="solr.KeywordTokenizerFactory" /> <filter class="solr.LowerCaseFilterFactory" /> </analyzer></fieldType> S chema.xml

permalink Datecategory tags author

<fields><field name="permalink" type="lowercase" required="true" /><field name="category" type="lowercase" /><field name="tag" type="lowercase" multiValued="true" /><field name="title" type="text" required="true"/><field name="body" type="text" required="true" /><field name="author" type="lowercase" stored="false" multiValued="true" /><field name="date" type="tdate" multiValued="true" /><field name="lead_para" type="text" /><field name="phonetic" type="phonetic" /><field name="text" type="text" stored="false" multiValued="true" /> S</fields> chema.xml

<copyField source="permalink" dest="text" /><copyField source="category" dest="text" /><copyField source="title" dest="text" /><copyField source="lead_para" dest="text" /><copyField source="body" dest="text" /><copyField source="author" dest="text" /><copyField source="category" dest="phonetic" /><copyField source="title" dest="phonetic" /><copyField source="lead_para" dest="phonetic" /><copyField source="body" dest="phonetic" /><copyField source="author" dest="phonetic" /><uniqueKey>permalink</uniqueKey>

from solr import *s=SolrConnection( http://localhost:8080/solr/main)doc = dict( permalink = "http://fooweb.com/strategy/DCPO", category = "strategy", title = "DPCO: A Framework For Synergy", body = "DPCO, or Dynamic Performance ClassOrganisation is a ISO90210 quality orientedmanagement process [...]", author = "Sean Alison", date = "2011-03-01T00:00:00Z", source_site = "fooweb.com",) ss.add(doc)s.commit() impleadd.py

<add> <doc> <field name="body"> DPCO, or Dynamic Performance Class [...] </field> <field name="category">strategy</field> <field name="permalink"> http://fooweb.com/strategy/DCPO </field> <field name="source_site">fooweb.com</field> <field name="title"> DPCO: A Framework For Synergy </field> <field name="date">2011-03-01T00:00:00Z </field> <field name="author">Sean Alison</field> </doc></add>

time for the gadgets!

<requestHandler name="/dataimport"class="org.apache.solr.handler.dataimport.DataImportHandler"> <lst name="defaults"> <str name="config"> db-data-config.xml </str> </lst></requestHandler> S olrconfig.xml

<dataConfig> D ata-config.xml<dataSource driver="com.mysql.jdbc.Driver" url="jdbc:mysql://localhost:3306/cms" user="root" password="password" /><document> <entity name="story" query="SELECT s.id, s.content, CONCAT (u.first_name, , u.last_name) as author [...] s.status_id = 1" deltaImportQuery="SELECT s.id, s.content [...] AND s.id = ${dataimporter.delta.id}" deltaQuery="SELECT id FROM stories WHERE modified > ${dataimporter.last_index_time}" transformer= "TemplateTransformer,HTMLStripTransformer" >

<response> <str name="command">full-import</str> <str name="status">busy</str> <str name="importResponse"> A command is still running...</str> <lst name="statusMessages"> <str name="Time Elapsed">0:0:14.979</str> <str name="Total Requests made">5523</str> <str name="Total Rows Fetched">5522</str> <str name="Total Documents Processed"> 2760</str> <str name="Total Documents Skipped">0</str> <str name="Full Dump Started"> 2011-03-02 15:48:00</str> </lst></response> http://SOLR:8080/solr/main/dataimport

The SOLR CELL!

<requestHandler name="/update/extract"class="org.apache.solr.handler.extraction.ExtractingRequestHandler"> <lst name="defaults"> <str name="uprefix">ignored_</str> </lst></requestHandler> S olrconfig.xml

<fieldtype name="ignored" stored="false"indexed="false" multiValued="true"class="solr.StrField" /> S chema.xml

<dynamicField name="ignored_*" type="ignored" indexed="false" stored="false"/> can it be... schema free?!D ynamic Fields

$ curl -‐v “http://localhost:8080/solr/main/update/extract?literal.source_site=files&literal.permalink=http://fooweb.com/arch.pdf&commit=true&fmap.content=body&fmap.Author=author—data-‐binary @arch.pdf -‐H ‘Content-‐Type:application/pdf’

Lucidimagination.com/blog/2009/03/09/nutch-solr A crawler!

# skip some protocols-^(https|telnet|file|ftp|mailto):-[?*!@=]# allow urls in defined domain+^http://([a-z0-9-A-Z]*.)*fooweb.com/# skip URLs with slash-delimited segment thatrepeats 3+ times, to break loops-.*(/[^/]+)/[^/]+1/[^/]+1/# deny anything else-. r egex-urlfilter.txt

<mapping> <fields> <field dest="body" source="content" /> <field dest="source_site" source="site" /> <field dest="title" source="title" /> <field dest="ignored_host" source="host" /> <field dest="ignored_segment" source="segment" /> <field dest="ignored_boost" source="boost" /> <field dest="ignored_digest" source="digest" /> <field dest="date" source="tstamp" /> <field dest="permalink" source="url" /> </fields> <uniqueKey>permalink</uniqueKey> S</mapping> olrindex-mapping.xml

$ echo "http://subsite.fooweb.com" > urls/seed.txt$ bin/nutch inject /var/nutch/crawldb urls$ bin/nutch generate /var/nutch/crawldb /var/nutch/segments$ export SEGMENT=/var/nutch/segments/`ls -‐tr /var/nutch/segments|tail -‐1`$ bin/nutch fetch $SEGMENT -‐noParsing$ bin/nutch parse $SEGMENT$ bin/nutch updatedb $SEGMENT -‐filter -‐normalize$ bin/nutch invertlinks /var/nutch/linkdb -‐dir /var/nutch/segments$ bin/nutch solrindex http://localhost:8080/solr/main /var/nutch/crawldb /var/nutch/linkdb/ /var/nutch/segments/*

solr goes to work!

he has dismax!

<requestHandler name="dismax" class="solr.SearchHandler" default="true"> <lst name="defaults"> <str name="defType">dismax</str> <str name="echoParams">explicit</str> <float name="tie">0.01</float> <str name="qf"> text^0.5 category^1.5 title^2 body^1 permalink^10.0 author^1.8 tag^1.3 </str> <str name="pf"> text^0.2 title^4 author^1.8 body^1 </str> <str name="mm">3<60%</str> S </lst></requestHandler> olrconfig.xml

from solr import *url = http://localhost:8080/solr/mains = SolrConnection(url)response = s.query(idie manager)for hit in response.results: print hit[title] print hit[body]$ python simplequery.py Overview of the IDIE managerTo help with those implementing IDIE [...]IDIE: The 801g Of Talent ManagementInspiration-‐Direction-‐Influence [...]

<str name="bf"> recip(ms(NOW,date),3.16e-11,1,1)</str>FunctionQuery(1.0/(3.16E-11*float(ms(const(1299450070912),date(date)))+1.0)), productof: 0.9974636 = 1.0/(3.16E-11*float(ms(const(1299450070912),date(date)=1299369600000))+1.0) 1.0 = boost 0.03730806 = queryNorm

going beyond just search results!

$solr = new Apache_Solr_Service( localhost, 8080, /solr/main);$query = "badly drawn";$p = array( facet => "true", facet.field => category, facet.mincount => 1,);$r = $solr->search($query, 0, 5, $p);foreach( $r->facet_counts->facet_fields->category as $cat => $count) { echo $cat, " ", $count, PHP_EOL;

$query = "";$p = array( q.alt => "*:*", "facet" => "true", "facet.date" => date, "facet.date.start" => "NOW/YEAR-6MONTHS", "facet.date.end" => "NOW/YEAR", "facet.date.gap" => "+1MONTH", "fq" => "category: Reviews",);$r = $solr->search($query, 0, 0, $p);foreach($r->facet_counts->facet_dates->date as $date => $count) { echo $date, " ", $count, PHP_EOL;}

$query = "";$p = array( q.alt => "*:*", facet => "true", facet.mincount => 1, "facet.query" => array("title:gig", "title:album"), "fq" => "category:Reviews",);$r = $solr->search($query, 0, 0, $p);foreach($r->facet_counts->facet_queries as $query => $count) { echo $query, " ", $count, PHP_EOL;}

What Fields to facet? how to facet? what facets to show?

<requestHandler name="mlt" class="solr.MoreLikeThisHandler"> <lst name="defaults"> <str name="defType">mlt</str> <str name="mlt">true</str> <str name="mlt.fl">body title</str> <str name="mlt.match.include"> false </str> </lst></requestHandler> S olrconfig.xml

$solr = new Apache_Solr_Service (localhost, 8080, /solr/main);$query = "Losing my backpacking virginity";$p = array(qt => "mlt");$results = $solr->search($query, 0, 3, $p);foreach($results->response->docs as $doc) { echo $doc->title, PHP_EOL;}$ php mltquery.php Backpacking across USA social media waySafe solo travel on New York holidaysCracking The Big Apples Big 10

THanks!script: Ian barber (phpir.com)Art: the internet!Editor: twitter.com/ianbarberlettering: ian.barber@gmail.comhttp://joind.in/2899

Some useful links!http://wiki.apache.org/solrhttp://nutch.apache.org/http://lucidimagination.com/blog/http://robotlibrarian.billdueber.com/http://code.google.com/p/solr-php-clienthttp://pypi.python.org/pypi/solrpyhttps://www.packtpub.com/solr-1-4-enterprise-search-server/bookhttp://github.com/ianbarber/SolrBTB-Talk

Bonuscontent!

<searchComponent name="spellcheck" class="solr.SpellCheckComponent"> <str name="queryAnalyzerFieldType"> textSpell </str> <lst name="spellchecker"> <str name="name">default</str> <str name="field">spell</str> <str name="buildOnCommit">true</str> <str name="spellcheckIndexDir"> /var/lib/solr/spellchecker </str> </lst> S</searchComponent> olrconfig.xml

<fieldType name="textSpell" class="solr.TextField" positionIncrementGap="100" omitNorms="true"> <analyzer> <tokenizer class="solr.StandardTokenizerFactory" /> <filter class="solr.StopFilterFactory" ignoreCase="true" words="stopwords.txt" /> <filter class="solr.LowerCaseFilterFactory" /> <filter class="solr.StandardFilterFactory" /> S </analyzer></fieldType> chema.xml

[...] <int name="ps">10</int> <int name="qs">5</int> <strname="spellcheck.onlyMorePopular">true</str> <strname="spellcheck.extendedResults">false</str> <str name="spellcheck.count">1</str> </lst> <arr name="last-components"> <str>spellcheck</str> </arr> </requestHandler> D ismax handler

$solr = new Apache_Solr_Service(localhost, 8080, /solr/main);$p = array( spellcheck => true, spellcheck.collate => true);$results = $solr->search("roose", 0, 5, $p);echo "Did you mean " . $results->spellcheck->suggestions->collation, PHP_EOL;$ php spellquery.php Did you mean rose

include_once "Apache/Solr/Service.php";$solr = new Apache_Solr_Service( localhost, 8080, /solr/main);$query = "album review";$p = array(sort => title_sort desc);$res = $solr->search($query, 0, 10, $p);foreach($res->response->docs as $doc) { echo $doc->title, PHP_EOL;}<field name="title_sort" type="lowercase"indexed="true" stored="false" /><copyField source="title" dest="title_sort" />

http://code.google.com/p/solr-php-client$ php sortquery.php Zola Jesus album review -‐ Stridulum IIZero 7 album review -‐ RecordZebra and GiraffeYoung Knives video interview part 2Young Knives -‐ Road to V winners on tourYou Me At Six @ Wembley Arena, LondonYou Me At Six -‐ Hold Me DownYet again... Good Shoes @ ULU, LondonYelle: North American tour reviewYelle: interview with a French pop artiste

$so = new Apache_Solr_Service(localhost,8080, /solr/main);$q = "album review";$r =$so->search($q,0,5,array(hl=>"true"));foreach($r->response->docs as $doc) { echo $r->highlighting->{$doc->permalink}->title[0], PHP_EOL;}$ php highlightquery.php Fenech Soler album reviewWeezer -‐ Hurley album reviewFeeder album review -‐ Renegades

Replication sharding caching The masters of scaling are here!

from solr import *url = http://localhost:8080/solr/mains = SolrConnection(url)response = s.query(ISO90210)if(response.results.numFound == 0): print "No results found!"$ python simplefail.py No results found! IS SOLR DEFEATED?

http://solrurl:8080/solr/main/admin/analysis.jsp

/solr/select/?q="iso 90210"&debugQuery=true<lst name="debug"> <str name="rawquerystring">"iso 90210"</str> <str name="querystring">"iso 90210"</str> <str name="parsedquery">+DisjunctionMaxQuery((body:"iso 90210")~0.01) DisjunctionMaxQuery((body:"iso90210")~0.01)</str>

/solr/select/?q=iso 90210&debugQuery=true<lst name="debug"> <str name="rawquerystring">iso 90210</str> <str name="querystring">iso 90210</str> <str name="parsedquery">+((DisjunctionMaxQuery((body:iso)~0.01)DisjunctionMaxQuery((body:90210)~0.01))~2)DisjunctionMaxQuery((body:"iso 90210")~0.01)</str> <str name="parsedquery_toString">+(((body:iso)~0.01 (body:90210)~0.01)~2)(body:"iso 90210")~0.01</str>

&explainother=902100.0 = (NON-MATCH) Failure to meet condition(s) ofrequired/prohibited clause(s) 0.0 = no match on required clause (body:"iso 90210") 0.0 = weight(body:"iso 90210" in 0), product of: 0.6953707 = queryWeight(body:"iso 90210"), product of: 3.8325815 = idf(body: iso=1 90210=1) 0.18143663 = queryNorm 0.0 = fieldWeight(body:"iso 90210" in 0), product of: 0.0 = tf(phraseFreq=0.0) 3.8325815 = idf(body: iso=1 90210=1) 0.15625 = fieldNorm(field=body, doc=0)

<str name="echoParams">explicit</str> <float name="tie">0.01</float> <str name="qf"> text^0.5 category^1.5 title^2 body^1 permalink^10.0 author^1.8 tag^1.3 </str> <str name="pf"> text^0.2 title^4 author^1.8 body^1 </str> <str name="mm"> 3<60%</str> <int name="ps">10</int> <int name="qs">5</int></lst> S olrconfig.xml

from solr import *url = http://localhost:8080/solr/mains = SolrConnection(url)response = s.query(ISO90210)if(response.results.numFound == 0): print "No results found!"$ python simplefail.py DPCO: A Framework For SynergyDPCO, or Dynamic Performance Class Organisation is a ISO90210 quality [...]

http://www.scoop.it	34
http://www.berejeb.com	15
http://feeds.feedburner.com	4
http://www.devetdesign.com	3

Solr: Beyond the Basics

by Ian Barber on Mar 11, 2011

Accessibility

Categories

Tags

Upload Details

Usage Rights

4 Embeds 56

Statistics

Solr: Beyond the Basics — Presentation Transcript