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fix: Incorrect gather for FixedSizeList with outer validity but no inner validities #19489

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merged 3 commits into from
Oct 29, 2024

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@nameexhaustion nameexhaustion commented Oct 28, 2024

Outer validity of the array was not accounted for in the fast-path, causing outer NULLs to be unmasked.

Fixes #19482

@github-actions github-actions bot added fix Bug fix python Related to Python Polars rust Related to Rust Polars labels Oct 28, 2024
@nameexhaustion nameexhaustion marked this pull request as ready for review October 28, 2024 06:11
@nameexhaustion nameexhaustion marked this pull request as draft October 28, 2024 06:22
@nameexhaustion nameexhaustion marked this pull request as ready for review October 28, 2024 08:18
@nameexhaustion nameexhaustion deleted the arr-gather-outer-validity branch October 29, 2024 06:32
@nameexhaustion nameexhaustion restored the arr-gather-outer-validity branch October 29, 2024 07:05
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oops o.o

@nameexhaustion nameexhaustion force-pushed the arr-gather-outer-validity branch from 4b9bf77 to 070a189 Compare October 29, 2024 07:34
@ritchie46 ritchie46 merged commit f4bc1d6 into pola-rs:main Oct 29, 2024
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@nameexhaustion nameexhaustion deleted the arr-gather-outer-validity branch November 18, 2024 08:20
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Incorrect group_by().first() aggregation of Arrays
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