17 October 2017, Apache Lucene™ 7.1.0 available

The Lucene PMC is pleased to announce the release of Apache Lucene 7.1.0.

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 cross-platform.

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

http://lucene.apache.org/core/mirrors-core-latest-redir.html Please read CHANGES.txt for a full list of new features and changes:

https://lucene.apache.org/core/7_1_0/changes/Changes.html

Lucene 7.1.0 Release Highlights:

• New Geo3D shapes for non-spherical planet models
• Serialization and deserialization support for Geo3D
• A new CoveringQuery, whose required number of matching clauses can be defined per document
• New BengaliAnalyzer for Bengali language
• A point based range field called LatLonBoundingBox
• FloatPointNearestNeighbor, an N-dimensional FloatPoint K-nearest-neighbor search implementation
• Faster default taxonomy cache
• Support for computing facet counts for individual numeric values via LongValueFacetCounts
• Faster geo-distance queries in case of dense single-valued fields when most documents match
• Better heuristics in IndexOrDocValuesQuery
• Optimized builds for OrdinalMap (used by SortedSetDocValuesFacetCounts and others)
  

Further details of changes are available in the change log available at: http://lucene.apache.org/core/7_1_0/changes/Changes.html

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

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