Changelog

57.3.2 - (2026-10-22)

Full Changelog

Bug fixes

• [57_maintenance] fix: implement ArrayData::validate_values for union types by @Jefffrey in #11814
• [57_maintenance] fix(arrow-array): avoid returning corrupt array in GenericByteArray::into_builder by @Jefffrey in #11816
• [57_maintenance] fix: account for offsets in runarrays when using extend for MutableArrayData by @Jefffrey in #11815
• [57_maintenance] fix(arrow-schema): validate UnionFields when deserializing by @Jefffrey in #11813
• [57_maintenance] Fix sliced sparse union ArrayData conversion by @Jefffrey in #11812
• [57_maintenance] fix(arrow-data): account for FixedSizeList parent offset in MutableArrayData by @Jefffrey in #11809
• [57_maintenance] fix(arrow-array): preserve type params in PrimitiveArray::into_builder by @Jefffrey in #11807
• [57_maintenance] fix: use correct length in runarray validation by @Jefffrey in #11801
• [57_maintenance] fix(arrow-data): check view nulls at the right index in ArrayData equality by @Jefffrey in #11811
• [57_maintenance] fix: account for offset when building RunArray from ArrayData by @Jefffrey in #11800
• [57_maintenance] fix: Buffer::into_mutable return error instead of panic for converting owned sliced when not start at 0 and fix returned Mutable length by @Jefffrey in #11806
• [57_maintenance] fix(arrow-array): PrimitiveRunBuilder was buggy after finish by @Jefffrey in #11804
• [57_maintenance] fix(arrow-data): fix gaps in ListView equality by @Jefffrey in #11802
• [57_maintenance] fix(arrow-array): use the field's type id in dense union logical_nulls by @Jefffrey in #11810
• [57_maintenance] fix: finish methods in PrimitiveDictionaryBuilder discard type params by @Jefffrey in #11805
• [57_maintenance] fix(arrow-buffer): prevent use-after-free in Buffer::shrink_to_fit when MemoryReservation::resize panics by @alamb in #11786
• [57_maintenance] fix: UnionFields::from_iter should validate input by @alamb in #11726