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perf(rust, python): remove O^2 behavior in melt #7003

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merged 2 commits into from
Feb 18, 2023
Merged

perf(rust, python): remove O^2 behavior in melt #7003

merged 2 commits into from
Feb 18, 2023

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closes #6981

@github-actions github-actions bot added performance Performance issues or improvements python Related to Python Polars rust Related to Rust Polars labels Feb 18, 2023
@ritchie46 ritchie46 merged commit 84e53aa into master Feb 18, 2023
@ritchie46 ritchie46 deleted the melt branch February 18, 2023 20:00
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performance Performance issues or improvements python Related to Python Polars rust Related to Rust Polars
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melt() is significantly outperformed by cbind() and stack() in R, 32x slower on a 25 x 100,000 dataframe
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