Issues

• feat(python): allow a metadata cache for LanceFileReader / LanceFileSession

  feature
  lance-format/lance#10264 · Filter by author ZENOTME opened on Oct 23, 2026

• bug: filtered update can panic with Arrow offset overflow on legacy tables (2 GiB concat in late materialization)

  bug
  lance-format/lance#10260 · Filter by author Xuanwo opened on Oct 23, 2026

• bug: fragment - scoped vector queries reject default postfilter mode

  bugperformance
  lance-format/lance#10258 · Filter by author skyshineb opened on Oct 23, 2026

• feature: adopt a FieldId newtype for field ids across crates

  feature
  lance-format/lance#10255 · Filter by author wjones127 opened on Oct 23, 2026

• bug: legacy operations can leave indices claiming stale coverage

  bug
  lance-format/lance#10254 · Filter by author wjones127 opened on Oct 23, 2026

• bug: id reservations can't detect reuse of ids spent in an earlier version

  bug
  lance-format/lance#10253 · Filter by author wjones127 opened on Oct 23, 2026
  1

• feature: composite B-tree keys and ordered index scans

  feature
  lance-format/lance#10250 · Filter by author Ali2Arslan opened on Oct 22, 2026

• bug: stale detection in index merge uses FRI provenance bitmap instead of derived coverage for tagged FRIs

  bugperformance
  lance-format/lance#10245 · Filter by author westonpace opened on Oct 22, 2026

• Split lance-datafusion so lance-index doesn't need datafusion crate

  lance-format/lance#10244 · Filter by author wjones127 opened on Oct 22, 2026
  

• feature: distribute cleanup_old_versions across processes

  feature
  lance-format/lance#10234 · Filter by author LuciferYang opened on Oct 22, 2026

• test: two btree tests pass without checking what they cover

  bug
  lance-format/lance#10227 · Filter by author LuciferYang opened on Oct 22, 2026

• Docs link checker report

  documentation
  lance-format/lance#10225 · Filter by author github-actions opened on Oct 22, 2026

• feature: Transaction V2 conflict parity with the legacy resolver

  feature
  lance-format/lance#10189 · Filter by author wjones127 opened on Oct 20, 2026
  1

• (feat): expose set_capacity of the cache to the session API

  featureperformance
  lance-format/lance#10137 · Filter by author yuvalif opened on Oct 18, 2026

• bug: zero max_rows_per_file panics, zero V1 max_rows_per_group writes nothing

  bug
  lance-format/lance#10130 · Filter by author LuciferYang opened on Oct 18, 2026

• bug: JSON UDFs disagree with the JSON guide

  bug
  lance-format/lance#10126 · Filter by author LuciferYang opened on Oct 18, 2026

• feature: use fields and covering_fields in index dependency checks before flag 1<<13

  feature
  lance-format/lance#10098 · Filter by author wjones127 opened on Oct 17, 2026

• perf: staged index segment loses coverage of fragments compacted under v0 FRI

  performance
  lance-format/lance#10096 · Filter by author wjones127 opened on Oct 17, 2026

• perf: row-id index fragments added after dataset_version are dropped by freshness checks

  performance
  lance-format/lance#10095 · Filter by author wjones127 opened on Oct 17, 2026

• bug: MemWAL index catch-up checks stored bitmaps, never proves coverage under tagged FRI

  bug
  lance-format/lance#10094 · Filter by author wjones127 opened on Oct 17, 2026

• perf: index coverage silently cleared once the manifest at dataset_version is cleaned up

  performance
  lance-format/lance#10093 · Filter by author wjones127 opened on Oct 17, 2026

• bug: index maintenance matches nested fields by exact id on some paths

  bug
  lance-format/lance#10092 · Filter by author wjones127 opened on Oct 17, 2026

• perf: 2.0 scans of many small fragments are up to 15x slower on object stores since 13.0.0

  performance
  lance-format/lance#10087 · Filter by author keunhong opened on Oct 16, 2026
  1

• bug: unify lance-linalg's Arrow distance entry point

  bug
  lance-format/lance#10084 · Filter by author wjones127 opened on Oct 16, 2026

• perf: select SIMD kernels once from a host feature set

  performance
  lance-format/lance#10083 · Filter by author wjones127 opened on Oct 16, 2026
  5