Skip to content

feat(solr): add exact-match field and ranking results #417

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
PouyaMohseni wants to merge 3 commits into
base: develop
Choose a base branch
from
+23 −12
Open

feat(solr): add exact-match field and ranking results #417

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
cc989fc
feat(solr): add exact-match field and ranking results
PouyaMohseni Nov 13, 2025
be3d0cc
fix: enhance Solr exact match
PouyaMohseni Dec 4, 2025
5e26e92
fix: update qf configuration and remove redundant df setting
PouyaMohseni Dec 5, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
28 changes: 17 additions & 11 deletions solr/cores/conf/schema.xml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,7 @@

<fieldType name="random" class="solr.RandomSortField" indexed="true" />

<!-- For general text with ngram for flexible search -->
<fieldType name="text_general" class="solr.TextField" positionIncrementGap="100">
<analyzer type="index">
<tokenizer class="solr.StandardTokenizerFactory" />
Expand All @@ -66,29 +67,34 @@
<filter class="solr.LowerCaseFilterFactory" />
</analyzer>
</fieldType>
<!-- Just like text_general except it reverses the characters of
each token, to enable more efficient leading wildcard queries. -->
<fieldType name="text_general_rev" class="solr.TextField" positionIncrementGap="100">

<!-- Exact match text field -->
<fieldType name="text_vector" class="solr.TextField" positionIncrementGap="100">
<analyzer type="index">
<tokenizer class="solr.StandardTokenizerFactory" />
<tokenizer class="solr.KeywordTokenizerFactory"/>
<filter class="solr.LowerCaseFilterFactory" />
<filter class="solr.ReversedWildcardFilterFactory" withOriginal="true" maxPosAsterisk="3" maxPosQuestion="2" maxFractionAsterisk="0.33" />
</analyzer>
<analyzer type="query">
<tokenizer class="solr.StandardTokenizerFactory" />
<tokenizer class="solr.KeywordTokenizerFactory"/>
<filter class="solr.LowerCaseFilterFactory" />
</analyzer>
</fieldType>



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

<!-- Define the new text field for queries -->
<field name="text" type="text_general" indexed="true" stored="true" multiValued="true"/>
<!-- Define the new text field for ngram queries -->
<field name="text_ngram" type="text_general" indexed="true" stored="false" multiValued="true"/>

<!-- Define the new text field for exact match queries -->
<field name="text_exact" type="text_vector" indexed="true" stored="false" multiValued="true"/>

<!-- Define the field for storing the thumbnail URL -->
<field name="thumbnail_url" type="string" stored="true" indexed="false" />

<!-- Copy field directives for aggregating values into the text field -->
<copyField source="wikidata_id_s" dest="text"/>
<copyField source="*_ss" dest="text" />
<copyField source="*_ss" dest="text_ngram" />

<copyField source="wikidata_id_s" dest="text_exact"/>
<copyField source="*_ss" dest="text_exact" />
</schema>
7 changes: 6 additions & 1 deletion solr/cores/conf/solrconfig.xml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -71,10 +71,15 @@
<lst name="defaults">
<str name="echoParams">explicit</str>
<int name="rows">10</int>
<str name="df">text</str>
<str name="defType">edismax</str>
<arr name="qf">
<str>text_exact^2</str>
<str>text_ngram</str>
</arr>
</lst>
</requestHandler>


<!-- A request handler that returns indented JSON by default -->
<requestHandler name="/query" class="solr.SearchHandler">
<lst name="defaults">
Expand Down
Loading