Querying solr is a session imparted in Drupal Madrid in October of 2019. Topics: - Drupal 8 search api solr introduction - How to create a Solr query and main parameters. - How to debug: Why the result has a specific score? - How to debug: Why I don't find a result?

1. Samuel Solís || @estoyausente
Querying Solr

2. Samuel Solís || @estoyausente
¿Quién **** soy?

3. Samuel Solís || @estoyausente

4. Samuel Solís || @estoyausente
¿Qué es Solr?

5. Samuel Solís || @estoyausente
Solr y Drupal

6. Samuel Solís || @estoyausente

7. Samuel Solís || @estoyausente

8. Samuel Solís || @estoyausente
Mi problema: D6

9. Samuel Solís || @estoyausente

10. Samuel Solís || @estoyausente
Más allá del módulo

11. Samuel Solís || @estoyausente
Hacer una query

12. Samuel Solís || @estoyausente
http://searchengine.local:8983/solr/search/select/?wt=json&q=
vino&rows=30&defType=edismax&qf=ts_title+terms_ts_title+term
s_ts_description+tws_producer_name_fulltext+tws_product_type
+ss_variedad_principal+tws_do_fulltext+ss_sub_product_type+ss
_region+tws_country_fulltext+ts_maridaje_keywords&start=0&m
m=1&mm.autoRelax=true&ps=1&bf=if(gt(its_rating_count,4),fts_r
ating_average,0)&spellcheck=on&spellcheck.q=vino&fq=ss_langc
ode:es&fq=bs_on_sale:true&facet=on&facet.mincount=1&facet.fi
eld=ss_sub_product_type&facet.field=ss_variedad_principal&face
t.field=ss_country&facet.field=ss_do&facet.field=ss_producer_na
me&facet.field=ss_format_type

13. Samuel Solís || @estoyausente

14. Samuel Solís || @estoyausente
wt=json // Tipo de salida (no necesario en Solr > 8.0)
q=vino // Término a buscar
rows=30 // Nº de filas a retornar
defType=edismax // Tipo de query parser
start=0 // paginador
mm=1 // Minimal match
Algunas reglas generales.

15. Samuel Solís || @estoyausente
Query fields
qf=ts_title^9+terms_ts_title+terms_ts_description+tws_pr
oducer_name_fulltext+tws_product_type+ss_variedad_princi
pal+tws_do_fulltext^5+ss_sub_product_type+ss_region+tws_
country_fulltext+ts_maridaje_keywords

16. Samuel Solís || @estoyausente
Boost
bf=if(gt(its_rating_count,4),fts_rating_average,0)

17. Samuel Solís || @estoyausente
Spellcheck
spellcheck=on
spellcheck.q=vino

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Filtros
fq=ss_langcode:es
fq=bs_on_sale:true

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Facets
facet=on
facet.mincount=1
facet.field=ss_sub_product_type
facet.field=ss_variedad_principal

20. Samuel Solís || @estoyausente
Depuración de errores

21. Samuel Solís || @estoyausente
Tres preguntas a resolver
¿Por qué algo sale?
¿Por qué sale donde sale?
¿Por qué no sale?

22. Samuel Solís || @estoyausente
1
¿Por qué algo sale?
¿Por qué sale donde sale?

23. Samuel Solís || @estoyausente
debug
debug=on

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"4yh6ae-search_index-entity:bb_product/1062611:es": "n12.092266 = sum of:n 8.292266 = max plus 0.01
times others of:n 5.5033407 = weight(terms_ts_title:barahonda in 2397) [SchemaSimilarity], result of:n
5.5033407 = score(doc=2397,freq=1.0 = termFreq=1.0n), product of:n 5.788076 = idf, computed as log(1
+ (docCount - docFreq + 0.5) / (docFreq + 0.5)) from:n 153.0 = docFreqn 50099.0 = docCountn
0.9508066 = tfNorm, computed as (freq * (k1 + 1)) / (freq + k1 * (1 - b + b * fieldLength / avgFieldLength))
from:n 1.0 = termFreq=1.0n 1.2 = parameter k1n 0.75 = parameter bn 3.5509093 =
avgFieldLengthn 4.0 = fieldLengthn 8.121311 = weight(terms_ts_description:barahonda in 2397)
[SchemaSimilarity], result of:n 8.121311 = score(doc=2397,freq=2.0 = termFreq=2.0n), product of:n
5.7482705 = idf, computed as log(1 + (docCount - docFreq + 0.5) / (docFreq + 0.5)) from:n 79.0 =
docFreqn 24934.0 = docCountn 1.4128269 = tfNorm, computed as (freq * (k1 + 1)) / (freq + k1 * (1 -
b + b * fieldLength / avgFieldLength)) from:n 2.0 = termFreq=2.0n 1.2 = parameter k1n 0.75
= parameter bn 45.26947 = avgFieldLengthn 40.96 = fieldLengthn 5.419983 =
weight(tws_producer_name_fulltext:barahonda in 2397) [SchemaSimilarity], result of:n 5.419983 =
score(doc=2397,freq=1.0 = termFreq=1.0n), product of:n 5.419983 = idf, computed as log(1 + (docCount
- docFreq + 0.5) / (docFreq + 0.5)) from:n 216.0 = docFreqn 48901.0 = docCountn 1.0 =
tfNorm, computed as (freq * (k1 + 1)) / (freq + k1) from:n 1.0 = termFreq=1.0n 1.2 = parameter
k1n 0.0 = parameter b (norms omitted for field)n 6.1721554 = weight(ts_title:barahonda in 2397)
[SchemaSimilarity], result of:n 6.1721554 = score(doc=2397,freq=1.0 = termFreq=1.0n), product of:n
5.788255 = idf, computed as log(1 + (docCount - docFreq + 0.5) / (docFreq + 0.5)) from:n 153.0 =
docFreqn 50108.0 = docCountn 1.066324 = tfNorm, computed as (freq * (k1 + 1)) / (freq + k1 * (1 -
b + b * fieldLength / avgFieldLength)) from:n 1.0 = termFreq=1.0n 1.2 = parameter k1n 0.75
= parameter bn 4.717211 = avgFieldLengthn 4.0 = fieldLengthn 3.8 =
FunctionQuery(if(gt(long(its_rating_count),const(4)),float(fts_rating_average),const(0))), product of:n 3.8 =
if(gt(long(its_rating_count)=19,const(4)),float(fts_rating_average)=3.8,const(0))n 1.0 = boostn 1.0 =
queryNormn",

25. Samuel Solís || @estoyausente

26. Samuel Solís || @estoyausente
60.223747 = sum of:
56.423748 = max plus 0.01 times others of:[matchs de
campos]
3.8 = [boots general]
Suma final
TIE param

27. Samuel Solís || @estoyausente
49.530067 = weight(terms_ts_title:barahonda in 2397)
[SchemaSimilarity], result of:
49.530067 = score(doc=2397,freq=1.0 = termFreq=1.0), product of:
9.0 = boost
5.788076 = idf
0.9508066 = tfNorm
Suma por campo
Inverse document frequency
= log(1 + (docCount - docFreq + 0.5) / (docFreq + 0.5)
Normalized term frequency
(freq * (k1 + 1)) / (freq + k1 * (1 - b + b *
fieldLength / avgFieldLength))
Boost forzado

28. Samuel Solís || @estoyausente
Extra boost
3.8 = product of:
3.8 =
if(gt(long(its_rating_count)=19,const(4)),float(fts_rating
_average)=3.8,const(0))
1.0 = boost

29. Samuel Solís || @estoyausente
2
¿Por qué no sale?

30. Samuel Solís || @estoyausente

31. Samuel Solís || @estoyausente

32. Samuel Solís || @estoyausente
Ya casi hemos acabado

33. Samuel Solís || @estoyausente
solrconfig.yml

34. Samuel Solís || @estoyausente
RequestHandlers
<requestHandler name="/suggest" class="solr.SearchHandler">
<lst name="defaults">
<str name="suggest">true</str>
<str name="suggest.dictionary">blendedSuggester</str>
<str name="suggest.count">15</str>
</lst>
<arr name="components">
<str>suggest</str>
</arr>
</requestHandler>

35. Samuel Solís || @estoyausente
Search
Component
<searchComponent name="suggest" class="solr.SuggestComponent">
<lst name="suggester">
<str name="name">blendedSuggester</str>
<str name="lookupImpl">BlendedInfixLookupFactory</str>
<str name="indexPath">blended_suggestions</str>
<str name="field">name_autocomplete</str>
<str
name="dictionaryImpl">DocumentExpressionDictionaryFactory</str>
<str name="weightExpression">((its_top_ventas * 2) +
its_mejor_valorados)</str>
<str name="sortField">its_top_ventas</str>
<str name="suggestAnalyzerFieldType">text</str>
<str name="buildOnStartup">false</str>
<str name="buildOnCommit">false</str>
</lst>
</searchComponent>

36. Samuel Solís || @estoyausente
Recap

37. Samuel Solís || @estoyausente

38. Samuel Solís || @estoyausente
La página de gracias de bodeboca