11.0.0

Issues

• Upgrade DocIdSetBuilder to use FixedBitSet eagerly once exceeding the threshold

  module:core/search
  Unread
  apache/lucene#16089·kkewwei opened May 20, 2026 · Updated Oct 10, 2026
  17

• Promote PerThreadPKLookup to core as PrimaryKeyLookup

  module:core/indexmodule:sandboxmodule:test-frameworkStale
  Unread
  apache/lucene#16128·shubhamsrkdev opened May 26, 2026 · Updated Jul 31, 2026
  29

• Delay and cap the prefetch backoff in MemorySegmentIndexInput

  module:core/store
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  apache/lucene#16145·michaeljmarshall opened May 28, 2026 · Updated Oct 9, 2026
  27

• Disable verify-changelog-and-set-milestone workflow

  type:task
  apache/lucene#16366 · Filter by author dweiss opened on Jul 6, 2026 · 11.0.0
  1

• Remove all deprecated IndexSearcher#search(Query, Collector) usage / methods in the next major release

  affects-version:10.0type:task
  apache/lucene#12892 · Filter by author zacharymorn opened on Dec 7, 2023 · 11.0.0
  7

  

• Discuss lowering min supported major version to 9 in main

  discussionmodule:core/indextype:enhancement
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  apache/lucene#16741·javanna opened Sep 29, 2026 · Updated Oct 12, 2026
  28

• Remove overdue deprecated SortField optimization toggle methods

  module:core/search
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  apache/lucene#16276·Bharathi-Kanna opened Jun 20, 2026 · Updated Oct 1, 2026
  1

• Data-blind scalar quantization

  type:enhancementvector-based-search
  Feature

  apache/lucene#16029 · Filter by author mccullocht opened on May 4, 2026 · 11.0.0
  9

• NumericComparator: build DVSkipper competitive iterator immediately in case of search_after

  module:core/search
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  apache/lucene#16163·martijnvg opened Jun 1, 2026 · Updated Oct 1, 2026
  4

• Fix CharArraySet equals/hashCode contract

  module:core/other
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  apache/lucene#16261·mayya-sharipova opened Jun 15, 2026 · Updated Oct 1, 2026
  15

• IndexSortSortedNumericDocValuesRangeQuery should support floats and doubles

  type:enhancement
  apache/lucene#16698 · Filter by author HoustonPutman opened on Sep 21, 2026 · 11.0.0
  

• Support floats and doubles in IndexSortSortedNumericDocValuesRangeQuery

  module:core/search
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  apache/lucene#16699·HoustonPutman opened Sep 21, 2026 · Updated Sep 29, 2026
  4

• Add scalar quantization support for float16 vectors in the dedup KNN Codec

  module:core/codecsmodule:sandbox
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  apache/lucene#16710·Pranshu-S opened Sep 25, 2026 · Updated Oct 9, 2026
  50

• Remove VectorValueSource and MultiValueSource

  module:queries
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  apache/lucene#16814·javanna opened Oct 12, 2026 · Updated Oct 12, 2026