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[DISCUSSION] Usage of arrow-rs in other areas

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#9423 In apache/arrow-rs;

· alamb opened on Feb 17, 2026

Parsing zero scale numbers truncates instead of rounding the number

bug

Status: Open.

#9422 In apache/arrow-rs;

· gruuya opened on Feb 16, 2026

arrow-buffer: implement WrappingShl num-traits for i256

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

Status: Open.

#9417 In apache/arrow-rs;

· theirix opened on Feb 16, 2026

Avoid <code>RowSelections</code> in <code>ReadPlanBuilder</code>

performance

Status: Open.

#9416 In apache/arrow-rs;

· Dandandan opened on Feb 15, 2026

Add selectivity threshold for filter pushdown

performance

Status: Open.

#9415 In apache/arrow-rs;

· Dandandan opened on Feb 14, 2026

Parsing decimals truncates extra digits, but casting them rounds extra digits

bug

Status: Open.

#9410 In apache/arrow-rs;

· scovich opened on Feb 13, 2026

Improve filter performance some more with <code>fold</code> implementations

performance

Status: Open.

#9408 In apache/arrow-rs;

· Dandandan opened on Feb 13, 2026

<code>MutableArrayData::new</code> docstring states <code>capacity</code> is in bytes when it seems to be slots

bug

Status: Open.

#9398 In apache/arrow-rs;

· Jefffrey opened on Feb 12, 2026

<code>split_batch_for_grpc_response</code> over-splits batches after IPC deserialization

bug

Status: Open.

#9388 In apache/arrow-rs;

· Tristan1900 opened on Feb 11, 2026

Stack overflow with pathological cases of <code>WriterProperties::max_row_group_count</code> and <code>WriterProperties::max_row_group_bytes</code>

parquetChanges to the parquet crateChanges to the parquet crate

Status: Open.

Bug

#9386 In apache/arrow-rs;

· alamb opened on Feb 10, 2026

Introduce <code>NullBuffer::try_from_unsliced</code> to simplify array construction

Status: Open.

#9385 In apache/arrow-rs;

· liamzwbao opened on Feb 9, 2026

Parallel Parquet Reading

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

Status: Open.

#9381 In apache/arrow-rs;

· pmarks opened on Feb 9, 2026