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#15826 PR: Use ArrayUtil#copyOfSubArray to simplify manual array copy patterns
4.6 hours ago  0 comments  0 votes  0 watches  easyice, github-actions[bot]
Replace manual new T[] + System.arraycopy patterns with ArrayUtil#copyOfSubArray.

#15824 PR: Load lucene103 blocktree trie index on-heap to fix seekExact regression
6.2 hours ago  5 comments  0 votes  0 watches  github-actions[bot], herley-shaori, mikemccand, navneet1v, uschindler
# Summary Fixes 15820 The lucene103 blocktree codec replaced the in-memory FST term index with an ... Every readLong/readByte call on the mmap triggers Panama Foreign Memory API bounds checks ( ... This PR loads the trie index bytes into a heap-backed ByteBuffersDataInput at TermsEnum creation ...
    mikemccand 6.2 hours ago:  See IH here: <img width="1680" height="742" alt="Screenshot 2026-03-15 at 8 05 36 AM" src="https ...
    mikemccand 6.2 hours ago:  Actually, there is an annotation (IH) for the cutover to trie BlockTree (you have to click+drag to ... So now I'm really worried ... if our nightly benchy is silently steering us precisely opposite of " ...

#15825 PR: Fix CJKBigramFilter inconsistent positions with outputUnigrams disabled
19.3 hours ago  1 comments  0 votes  0 watches  github-actions[bot], herley-shaori, rmuir
# Summary Fixes 15812 CJKBigramFilter produces different token positions for the same input ... This breaks phrase queries when index-time and search-time analyzers use different outputUnigrams ... Root cause In flushBigram(), when outputUnigrams=false, bigrams are emitted with the default ...
    rmuir 19.3 hours ago:  Looks great! I think CJKAnalyzer may use this filter, and now it's position increments will have changed. Can you glance at the failing tests?

#15823 PR: Add PriorityQueue#addNoShift, and use it in DisjunctionMaxBulkScorer's constructor.
1.6 days ago  6 comments  0 votes  0 watches  Copilot, copilot-pull-request-reviewer[bot], github-actions[bot], vsop-479
In DisjunctionMaxBulkScorer's constructor all values to compare is 0, so we can skip the shift.
    copilot-pull-request-reviewer[bot] 1.6 days ago:  # Pull request overview This PR introduces a specialized PriorityQueue insertion method that skips ... **Changes:**- Add PriorityQueueaddNoShift(T) to append elements without upHeap. - Use addNoShift ... Reviewed changes Copilot reviewed 2 out of 2 changed files in this pull request and generated 5 ...
    Copilot 1.6 days ago:  New API addNoShift is not covered by tests. Since lucene/core already has util-level tests in TestPriorityQueue, please add a focused test that ...

#15608 PR: TopFieldCollectorManager: Support thread safe
1.7 days ago  3 comments  0 votes  0 watches  github-actions[bot], prudhvigodithi
Description TopFieldCollectorManager: Support thread safe, resolves https://github.com/apache/ ... ~**Note: Will add some tests and open for discussion to continue support getCollectors()**~
    github-actions[bot] 2.7 days ago:  This PR has not had activity in the past 2 weeks, labeling it as stale. If the PR is waiting for review, notify the dev@lucene.apache.org list. Thank you for your contribution!
    prudhvigodithi 21 days ago:  I was able to repro the issue with this test, this test fails when used this.collectors = new ...

#15620 PR: Add Temporal Merge Policy for time-series data
1.7 days ago  45 comments  0 votes  0 watches  benwtrent, churromorales, github-actions[bot], msfroh, shubhamsrkdev
Description This PR introduces TemporalMergePolicy, a new merge policy designed for time-series ... The policy groups segments into time windows and merges segments within the same window, but never ... This preserves temporal locality and improves query performance for time-range queries. relates to ...
    churromorales 2 days ago:  no worries @msfroh thanks for taking a look, appreciate it.
    msfroh 2 days ago:  Hey -- sorry for the delay, @churromorales. I'll give this one last check this afternoon, then I'll go ahead and merge it if no other ...

#15737 PR: Store pre-aggregated sum and value count in DocValuesSkipper
1.7 days ago  4 comments  0 votes  0 watches  github-actions[bot], jainankitk, mccullocht, navneet1v, sgup432
Description This PR extends the DocValues skip index to store pre-aggregated sum and valueCount ... This enables collectors and faceting operations to leverage pre-computed aggregation data at search ...
    github-actions[bot] 3.7 days ago:  This PR has not had activity in the past 2 weeks, labeling it as stale. If the PR is waiting for review, notify the dev@lucene.apache.org list. Thank you for your contribution!
    navneet1v 18.6 days ago:  > > add an extra burden on the indexing side? > > I am not sure if you went through the original issue, the entire point is to store ... So that it's intentional.

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