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add an example of parquet read in pipeline

Status: Open.

#9320 In apache/arrow-rs;

· lyang24 opened on Feb 1, 2026

Regression on main (58): Parquet argument error: Parquet error: Required field type_ is missing

bug

parquetChanges to the parquet crateChanges to the parquet crate

Status: Open.

#9315 In apache/arrow-rs;

· alamb opened on Jan 30, 2026

feat: reduce temp copy when decompressing lz4 frame

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

Status: Open.

#9307 In apache/arrow-rs;

· zhaohaidao opened on Jan 30, 2026

Avro: the default value for a union-typed field should be accepted regardless of the ordinal of the matching schema variant (spec 1.12)

bug

Status: Open.

#9304 In apache/arrow-rs;

· mzabaluev opened on Jan 29, 2026

<code>StructArray</code> allow to build with child that have nulls but for non nullable field

bug

Status: Open.

#9302 In apache/arrow-rs;

· rluvaton opened on Jan 29, 2026

[Epic] Replace <code>ArrayData</code> with direct Array construction, when possible

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

performance

Status: Open.

#9298 In apache/arrow-rs;

· alamb opened on Jan 29, 2026

Optimized decoding of Parquet <code>null_pages</code> and <code>null_counts</code>

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

performance

Status: Open.

#9296 In apache/arrow-rs;

· Dandandan opened on Jan 29, 2026

[arrow-avro] Add missing Arrow DataType support with <code>avro_custom_types</code> round-trip + non-custom fallbacks

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

Status: Open.

#9290 In apache/arrow-rs;

· jecsand838 opened on Jan 28, 2026

Configurable Arrow representation of UTC timestamps for Avro reader

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

Status: Open.

#9279 In apache/arrow-rs;

· mzabaluev opened on Jan 27, 2026

Split up Parquet reader tests

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

Status: Open.

#9269 In apache/arrow-rs;

· alamb opened on Jan 26, 2026

Improve casting for listview types

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

Status: Open.

#9264 In apache/arrow-rs;

· Jefffrey opened on Jan 26, 2026

[parquet] reader perf - avoid some rle decode loop senarios in read_def_levels

Status: Open.

#9254 In apache/arrow-rs;

· lyang24 opened on Jan 23, 2026