polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Stack overflow on joinon high cpu count machine
- Support array datatypes in read_csv
- Incorrect description on read_csv_batched function
- `FromIterator` for `Series` should extend to `Option<String>` and `Option<&'a str>`
- fix: Implement `FromIterator` for `Series` for more types
- read_csv issues a misleading warning when using non-utf8 encoding and glob pattern
- 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
- Docs
- Rust not yet supported