Issues

• Upgrade to Lance 13.0.0

  lance-format/lance-spark#884 · Filter by author jackylee-ch opened on Oct 15, 2026

• perf: consider BTree/Bitmap candidate-fragment pruning for selective filters

  lance-format/lance-spark#882 · Filter by author jischeng opened on Oct 10, 2026

• feat: distribute SHOW INDEXES statistics across segments

  lance-format/lance-spark#879 · Filter by author ivscheianu opened on Oct 8, 2026

• ADD/UPDATE COLUMNS FROM buffers whole fragments into single Arrow batches

  lance-format/lance-spark#869 · Filter by author szetohoyan opened on Sep 25, 2026

• Nested blob columns are written but always read back empty

  lance-format/lance-spark#852 · Filter by author FANNG1 opened on Sep 23, 2026

• Staged create can commit a file format version that contradicts the schema's blob metadata

  lance-format/lance-spark#851 · Filter by author FANNG1 opened on Sep 23, 2026

• [Feature] Push Lance JSON Spark UDFs into Lance JSONB scans

  lance-format/lance-spark#829 · Filter by author yupeng-nuro opened on Sep 15, 2026

• feature: support writing external blob v2 references

  enhancement
  lance-format/lance-spark#816 · Filter by author Xuanwo opened on Sep 9, 2026

• feature: support writing arrays of blob v2 values

  enhancement
  lance-format/lance-spark#815 · Filter by author Xuanwo opened on Sep 9, 2026

• MERGE INTO ignores an unenforced primary key: concurrent inserts of the same new keys duplicate rows

  lance-format/lance-spark#812 · Filter by author Smarra opened on Sep 7, 2026

• Use FragmentSlice for zone-level zonemap pruning

  lance-format/lance-spark#806 · Filter by author majin1102 opened on Sep 3, 2026

• Reading a Lance JSON column throws UnsupportedOperationException in Spark

  lance-format/lance-spark#805 · Filter by author KnightChess opened on Sep 3, 2026

• Indexed APPROX NEAREST join over Lance for Spark 4.2 (SQL-only, no-shuffle)

  lance-format/lance-spark#798 · Filter by author sezruby opened on Aug 26, 2026

• Support blob v2 source columns in ADD COLUMNS FROM

  lance-format/lance-spark#775 · Filter by author hfutatzhanghb opened on Aug 21, 2026

• Empty DataFrame writes fail with "fragments cannot be null or empty"

  lance-format/lance-spark#768 · Filter by author yuw1 opened on Aug 16, 2026

• feat: support partition-scoped INSERT OVERWRITE semantics via SQL

  lance-format/lance-spark#762 · Filter by author puchengy opened on Aug 12, 2026
  2

• Support distributed execution for OPTIMIZE INDEX

  lance-format/lance-spark#750 · Filter by author majin1102 opened on Aug 7, 2026

• Support size-tiered scalar index optimization

  lance-format/lance-spark#744 · Filter by author majin1102 opened on Aug 4, 2026

• Add Spark SQL for optimizing indexes

  lance-format/lance-spark#742 · Filter by author majin1102 opened on Aug 4, 2026

• BaseLanceNamespaceSparkCatalog passes lowercased option keys to LanceNamespace.connect()

  lance-format/lance-spark#717 · Filter by author Yohahaha opened on Jul 23, 2026

• Support DQL/DML for Branch and Tag

  lance-format/lance-spark#713 · Filter by author fangbo opened on Jul 22, 2026
  9

• Feature: Push down nested struct subfield projections to Lance scanner for IO pruning

  lance-format/lance-spark#704 · Filter by author yyzhao2025 opened on Jul 20, 2026

• Proper PQ/SQ recall harness against synthetic Gaussian data

  lance-format/lance-spark#698 · Filter by author summaryzb opened on Jul 17, 2026

• pushDownFilters=true can trigger ArrowBuf IndexOutOfBoundsException when reading sliced LargeUtf8 columns

  lance-format/lance-spark#689 · Filter by author ziwenzhang opened on Jul 11, 2026

• Thread per-read .option() storage credentials through path-based write/drop/alter flows

  lance-format/lance-spark#683 · Filter by author sezruby opened on Jul 8, 2026