THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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27 Sep 2021, Apache Lucene™ 8.10 available
The Lucene PMC is pleased to announce the release of Apache Lucene 8.10.
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Lucene 8.10 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 iteratingMulti-valued fields are now supported in numeric range facet counting
RegexpQuery
's detection of adversarial (ReDoS) regular expressions is improved, catching exotic cases that it missed before, and throwingTooComplexToDeterminizeException
- 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
's uses less RAM when buffering documents, especially in the case of many unique fields and many threads- ForceMerge
forceMerge
will now merge any number of segments at once, making it much faster in many cases - Compression improvements for docvalues storage
- Added new analyzer for Telugu Near-real-time readers opened from an IndexCommit can now sort their leaves
... plus a number of exciting bug fixes!
Further details of changes are available in the change log available at: http://lucene.apache.org/core/8_10/changes/Changes.html
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