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JSON decoder for RunEndEncoded accepts nulls even though the values field is non-nullable

bug

Status: Open.

Bug

#10478 In apache/arrow-rs;

· mzabaluev opened on Jul 29, 2026

arrow-cast: decimal parsing tracking issue

enhancementAny new improvement worthy of a entry in the changelogAny new improvement worthy of a entry in the changelog

Status: Open.

#10477 In apache/arrow-rs;

· Jefffrey opened on Jul 29, 2026

json: reading nulls into listview/runarray values when declared as not nullable should error

bug

Status: Open.

Bug

#10476 In apache/arrow-rs;

· Jefffrey opened on Jul 29, 2026

Run miri against more crates

development-processRelated to development process of arrow-rsRelated to development process of arrow-rs

enhancementAny new improvement worthy of a entry in the changelogAny new improvement worthy of a entry in the changelog

good first issueGood for newcomersGood for newcomers

Status: Open.

Feature

#10471 In apache/arrow-rs;

· Jefffrey opened on Jul 29, 2026

Do we need to publish arrow-integration-test to crates.io?

development-processRelated to development process of arrow-rsRelated to development process of arrow-rs

questionFurther information is requestedFurther information is requested

Status: Open.

#10470 In apache/arrow-rs;

· Jefffrey opened on Jul 29, 2026

CI check to enforce presence of license/notice in published crates

development-processRelated to development process of arrow-rsRelated to development process of arrow-rs

enhancementAny new improvement worthy of a entry in the changelogAny new improvement worthy of a entry in the changelog

Status: Open.

Feature

#10469 In apache/arrow-rs;

· Jefffrey opened on Jul 29, 2026

parquet: record API allocates a Vec plus one String per column, per row, in Reader::read

Status: Open.

#10468 In apache/arrow-rs;

· Niqnil opened on Jul 29, 2026

Avoid re-encoding dictionaries when writing to Parquet

parquetChanges to the parquet crateChanges to the parquet crate

performance

Status: Open.

Feature

#10465 In apache/arrow-rs;

· Jefffrey opened on Jul 29, 2026

Add documentation about using Profile Guided Optimization (PGO)

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#10464 In apache/arrow-rs;

· Jefffrey opened on Jul 28, 2026

Sparse tensor support

enhancementAny new improvement worthy of a entry in the changelogAny new improvement worthy of a entry in the changelog

Status: Open.

Feature

#10462 In apache/arrow-rs;

· Jefffrey opened on Jul 28, 2026

Enable clippy lint clippy::allow_attributes

good first issueGood for newcomersGood for newcomers

Status: Open.

#10458 In apache/arrow-rs;

· Jefffrey opened on Jul 28, 2026

enable codeql code scanning

development-processRelated to development process of arrow-rsRelated to development process of arrow-rs

Status: Open.

#10457 In apache/arrow-rs;

· Jefffrey opened on Jul 28, 2026