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Speed up Parquet utf8 validation #6667

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Dandandan opened this issue Oct 31, 2024 · 1 comment · May be fixed by #6668
Open

Speed up Parquet utf8 validation #6667

Dandandan opened this issue Oct 31, 2024 · 1 comment · May be fixed by #6668
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enhancement Any new improvement worthy of a entry in the changelog

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@Dandandan
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Is your feature request related to a problem or challenge? Please describe what you are trying to do.
Utf8 validation comes up in profiles when reading Parquet.

Describe the solution you'd like

We could use https://docs.rs/simdutf8/latest/simdutf8/ to speed up validation of utf8.

Describe alternatives you've considered

Additional context
@Dandandan Dandandan added the enhancement Any new improvement worthy of a entry in the changelog label Oct 31, 2024
@Dandandan Dandandan linked a pull request Oct 31, 2024 that will close this issue
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@alamb alamb mentioned this issue Nov 7, 2024
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@alamb
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alamb commented Nov 7, 2024

Here is another idea: #6701

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Faster utf8 validation Dandandan/arrow-rs
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@Dandandan @alamb