polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Allow not using cloudpickle in LazyFrame.serialize()
- `OverflowError` when running `DataFrame.describe()` and column contains `datetime.max` value
- Add SAS database read support (.sas7bdat) as pl.read_sas(filepath:str, **kwargs)
- Error on writing MutableDictionaryArray with u16 keys
- Can't concatenate lots of dataframes with option how="align"
- to_pandas() drops categories of length-0 Enum Series
- Support cloud storage for write_parquet with native rust parquet writer
- Add docs for using cancellable queries
- Add BUFR support to Polars
- Defer and access errors in CSV parsing (or pipelines in general)
- Docs
- Rust not yet supported