polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Unexpected behavior when capturing MapWithoutReturnDtypeWarning as error in Pytest
- Add `temporary` parameter to `df.write_database` for adbc/postgres connections (and maybe others?)
- Panic reading JSON/parquet Files From S3
- Incorrect error message raised for `Polars.DataFrame.rolling`: error is about index column not `period`
- Tracking issue for better Enum / Categorical support in Polars Parquet
- pl.Series() construction ignores dtype=pl.Date() and creates a String series
- Timezone aware feather read error
- `read_csv` cannot correctly read a specific text due to "remaining bytes non-empty"
- api: move `polars.from_dataframe` to `polars.interchange.from_dataframe`, or even consider removing?
- Python Polars `join_where` predicate produces wrong resulting table when passing literals in equality conditions
- Docs
- Rust not yet supported