polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- TypeError creating a DataFrame with a Decimal column and orient="row"
- fix(python): Detect non-CSV file extensions in `read_csv`
- feat: Allow to obtain file metadata from `sink_parquet`
- refactor(rust): Sortedness propagation in order optimizer
- Allow `hist`, `cut` or `qcut` with any type if `bins/breaks` is specified
- PanicException for `hist` with `pl.String`
- increase default size of dt.minute, dt.hour etc to Int64
- Add `maintain_order` parameter to `unpivot`
- replace_time_zone vs convert_time_zone
- docs: Add examples for replacing vs converting timezone
- Docs
- Rust not yet supported