Issues

• IPC StreamDecoder keeps up to twice a split message's size in the decoded batch

  apache/arrow-rs#11647 · Filter by author ranflarion opened on Oct 17, 2026

• BatchCoalescer::push_batch_with_filter keeps all view data buffers alive on its sparse path

  apache/arrow-rs#11635 · Filter by author jayzhan211 opened on Oct 16, 2026

• Define VariantPath's grammar and compatibility target

  enhancement
  apache/arrow-rs#11627 · Filter by author sdf-jkl opened on Oct 16, 2026

• Support DictionaryEncoding.custom_metadata (apache/arrow#49704)

  apache/arrow-rs#11621 · Filter by author rustyconover opened on Oct 16, 2026

• interleave panics on list views of dictionaries whose combined values overflow the key type

  apache/arrow-rs#11620 · Filter by author mbutrovich opened on Oct 16, 2026

• Use zizmor to harden actions workflows

  development-process
  Feature

  apache/arrow-rs#11616 · Filter by author Jefffrey opened on Oct 16, 2026

• Migrate workflows away from pull_request_target

  development-process
  apache/arrow-rs#11615 · Filter by author Jefffrey opened on Oct 16, 2026
  1

• Fields::filter_leaves treats ListView and LargeListView as leaves

  bug
  apache/arrow-rs#11612 · Filter by author comphead opened on Oct 15, 2026
  

• take rejects null indices for a struct or fixed-size list whose run-end encoded or union child cannot hold a null

  apache/arrow-rs#11608 · Filter by author mbutrovich opened on Oct 15, 2026

• filter, interleave and the row format make a run-end encoded array's values field nullable

  apache/arrow-rs#11607 · Filter by author mbutrovich opened on Oct 15, 2026

• BatchCoalescer::is_empty rustdoc says the opposite of what it returns

  apache/arrow-rs#11606 · Filter by author mbutrovich opened on Oct 15, 2026

• multiply_fixed_point returns wrong values or panics when the required scale is more than 76 below the product scale

  apache/arrow-rs#11605 · Filter by author mbutrovich opened on Oct 15, 2026

• Should decimal div return a quotient of the native minimum like other quotients past the output precision?

  apache/arrow-rs#11604 · Filter by author mbutrovich opened on Oct 15, 2026

• FFI export of a Field drops the map keys-sorted flag

  apache/arrow-rs#11603 · Filter by author mbutrovich opened on Oct 15, 2026

• Should casting a timestamp to a coarser unit floor instead of truncating toward zero?

  apache/arrow-rs#11602 · Filter by author mbutrovich opened on Oct 15, 2026

• Subtracting an interval of i32::MIN months from a date panics in debug builds

  apache/arrow-rs#11600 · Filter by author mbutrovich opened on Oct 15, 2026

• RowConverter::convert_rows panics on a dense union with a type id not below the number of fields

  apache/arrow-rs#11599 · Filter by author mbutrovich opened on Oct 15, 2026
  1

• Row format orders union values differently from lexsort

  apache/arrow-rs#11598 · Filter by author mbutrovich opened on Oct 15, 2026

• min and max rustdoc says NaN is greater than every value, but a negative NaN sorts first

  apache/arrow-rs#11597 · Filter by author mbutrovich opened on Oct 15, 2026

• min_array, max_array and sum_array on a dictionary ignore null values

  apache/arrow-rs#11596 · Filter by author mbutrovich opened on Oct 15, 2026

• UnionArray::logical_nulls misses nulls for a dense union with one field and a nonzero type id

  apache/arrow-rs#11595 · Filter by author mbutrovich opened on Oct 15, 2026
  1

• zip panics on dictionaries whose combined values overflow the key type

  apache/arrow-rs#11594 · Filter by author mbutrovich opened on Oct 15, 2026

• zip of two Utf8View scalars changes bytes of a short falsy value

  apache/arrow-rs#11593 · Filter by author mbutrovich opened on Oct 15, 2026
  3

  

• Casting Timestamp to Date64 keeps the time of day, producing invalid Date64 values

  bug
  apache/arrow-rs#11592 · Filter by author alamb opened on Oct 15, 2026
  1

• substring errors when the bytes under a null Utf8 slot would be cut inside a character

  apache/arrow-rs#11590 · Filter by author mbutrovich opened on Oct 15, 2026