polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- feat(rust,python): Parse duration strings with strptime
- Categorical chunks returned by collect_batches() have differing dictionaries when exported via to_pandas()
- fix(python): Fix a few typos in the docstrings
- fix(python): Fix some type hints and type aliases
- feat!: Remove `no_optimizations` from `LazyFrame.map_batches`
- Preserve 0 height for `with_columns()` of `(0, 0)` shaped DataFrame/LazyFrame
- Preserve height when `drop()` removes all columns
- Confusing error message when reading CSV with duplicate column name
- Consider removing the pyarrow dependency for to_pandas() (numpy backed)
- read_database documentation suggests read_database_uri for sqlalchemy
- Docs
- Rust not yet supported