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28 Jun 2024, Apache Lucene™ 9.11.1 available

The Lucene PMC is pleased to announce the release of Apache Lucene 9.11.1.

Apache Lucene is a high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform.

This patch release contains bug fixes that are highlighted below. The release is available for immediate download at:

https://lucene.apache.org/core/downloads.html

Lucene 9.11.1 Release Highlights

Bug fixes

  • Fix performance regression in NumericComparator.
  • Remove intra-merge parallelism for everything except HNSW graph merges.
  • Fix bug that prevented adding a parent field to an index with no fields.
  • Fix IndexOutOfBoundsException thrown in DefaultPassageFormatter by unordered matches.
  • StringValueFacetCunts stops throwing NPE when faceting over an empty match-set.

Further details of changes are available in the change log available at: http://lucene.apache.org/core/9_11_1/changes/Changes.html. 

Please report any feedback to the mailing lists (http://lucene.apache.org/core/discussion.html)

Note: The Apache Software Foundation uses an extensive mirroring network for distributing releases. It is possible that the mirror you are using may not have replicated the release yet. If that is the case, please try another mirror. This also applies to Maven access.

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