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Using Lucene, certain queries parse and execute in a completely unexpected way. Here's the code for testing it (written in Scala, but can be easily translated to Java too): import org.apache.lucene....
Markus Appel's user avatar
  • 3,268
1 vote
0 answers
124 views

When user strings are submitted to Lucene's StandardQueryParser.parse, the parser will sometimes throw an exception because the string includes special characters in unexpected ways (e.g. search for &...
Ryan Tate's user avatar
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1 vote
0 answers
55 views

I’m running a fresh Elasticsearch instance with default config to evaluate dynamic mapping. However, I encountered an unexpected behavior - a field containing an obviously non-date string is being ...
1 vote
1 answer
80 views

One field name say field_one is indexed as indexed=false. But I want to change it to indexed=true. I have also changed the schema.xml and reloaded the collection. Now, I am getting the error cannot ...
sd077's user avatar
  • 493
0 votes
0 answers
129 views

lucene-core has vulnerable issue and caught in the sonatype-2025-000439. Fortify identified as High priority issue. Is there any other ways to get rid of this issue from Fortify? Any work arounds can ...
0 votes
0 answers
250 views

We recently upgraded Solr from version 9.3 to 9.8.0 and have observed a significant performance degradation. The schema changes were made to ensure backward compatibility with 9.3 for all existing ...
1 vote
1 answer
68 views

I want to figure out how to use my custom plugin for Solr. I found the following relevant article: https://medium.com/@akshayt030/developing-custom-filter-plugin-in-lucene-solr-8-63cb099036cc After ...
1 vote
1 answer
266 views

So I am trying to use Lucene in a simple project and every search returns examples of how to do this on 10+ year old versions of lucene where entire packages referenced dont even exist anymore. I have ...
Seamus's user avatar
  • 301
3 votes
0 answers
141 views

I'm parsing JMdict (XML DTD), and I'm searching queries by keb, reb, and gloss fields. I'm adding fields to the Documents like so: Document keb reb gloss A 明日 あした tomorrow あす near future みょうにち --------...
Aly's user avatar
  • 872
-2 votes
1 answer
268 views

I was able to implement a hybrid search engine on Apache Solr 9.6.1 that combines lexical search (edismax) and vector search (KNN-based embeddings) within a single request. The idea is simple: ...
1 vote
1 answer
70 views

I have a use case where I need to update the Lucene document's docValue fields in place, i.e., without creating a new document with every update. I believe softUpdateDocument should help me achieve ...
0 votes
1 answer
54 views

When indexing vector fields, Lucene doesn't allow specifying the vector field as stored (by calling FieldType.setStored(true)) — it throws IllegalStateException: Cannot store value of type class [F. ...
Oliv's user avatar
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0 votes
1 answer
52 views

I am trying to figure out how to index nested documents in Solr 8. I have found examples that talk about doing this but none provide a schema.xml. schema.xml <schema name="example-data-driven-...
Mark Sholund's user avatar
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1 vote
0 answers
33 views

My team has come across an error that only happens with a particular sort condition. We are using the latest release(10.0.0) and contrary to things we've read in older documentation, sorting on ...
Heidtmare's user avatar
0 votes
1 answer
84 views

Issue I get "Alice Maria Bobsson" when I search with "Alicex Flicex" (Solution 1) I don't get "Alice Maria Bobsson" when I search with "Alice Bobsson" (...

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