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apache / arrow-rs Public

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Add support to cast from `UnionArray`#9544

Merged

alamb merged 5 commits intoapache:mainapache/arrow-rs:mainfrom

pydantic:friendlymatthew/cast-unionpydantic/arrow-rs:friendlymatthew/cast-unionCopy head branch name to clipboard

Apr 6, 2026

Conversation Commits5 (5)Checks Files changed

Merged

Add support to cast from `UnionArray`#9544
alamb merged 5 commits intoapache:mainfrom
pydantic:friendlymatthew/cast-union

Commits

Commits on Mar 23, 2026

rework union casting to scalar
friendlymatthew
committed
fix up a test behavior
friendlymatthew
committed

Commits on Apr 6, 2026

use is_nested
friendlymatthew
committed
explain heuristic
friendlymatthew
committed
rename variant -> child array
friendlymatthew
committed

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