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feat: Add support for MapArray in arrow_row#9486

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rluvaton wants to merge 4 commits intoapache:mainfrom
rluvaton:add-support-for-map-in-row-format
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feat: Add support for MapArray in arrow_row#9486
rluvaton wants to merge 4 commits intoapache:mainfrom
rluvaton:add-support-for-map-in-row-format

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@rluvaton
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Which issue does this PR close?

Rationale for this change

Allow using arrow_row with more types

What changes are included in this PR?

Reused code from list encoding for MapArray by adding some generics

Are these changes tested?

Yes

Are there any user-facing changes?

Yes, MapArray is now supported in row_format

@github-actions github-actions bot added the arrow Changes to the arrow crate label Feb 26, 2026
@rluvaton rluvaton marked this pull request as ready for review February 26, 2026 16:03
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@Jefffrey can you please review?
apache/datafusion#15428 (comment)

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Support MapArray in RowConverter

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