Mailing List Archive

[ANNOUNCE] Apache Lucene 8.10.0 released
The Lucene PMC is pleased to announce the release of Apache Lucene 8.10.0.

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

This release contains numerous bug fixes, optimizations, and
improvements, some of which are highlighted below. The release is
available for immediate download at:


### Lucene 8.10.0 Release Highlights:

#### New features
- Multi-valued fields are now supported in numeric range facet counting
- Added new analyzer for Telugu
- Near-real-time readers opened from an IndexCommit can now sort their leaves
- SimpleText codec now implements skipping for its postings lists

#### Optimizations
- Performance improvements for faceting, including a new protected API
to control which fields are counted for drill-down during drill
sideways, and optimized drill sideways iterating
- RegexpQuery's detection of adversarial (ReDoS) regular expressions
is improved, catching exotic cases that it missed before, and throwing
- Speedup for computing the leading prefix and trailing suffix from an
Automaton, and for managing powersets during determinize
- Speedups for stored fields retrieval with the default codec (BEST_SPEED)
- IndexWriter uses less RAM when buffering documents, especially in
the case of many unique fields
- forceMerge will now merge any number of segments at once, making it
much faster in many cases
- Compression improvements for docvalues storage

... plus a number of exciting bug fixes!

Please read CHANGES.txt for a full list of new features and changes:


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