polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Use approximate floating point comparisons in Rust tests
- Faster Sample Performance
- `LazyFrame::scan_parquet` takes in a `Path`, making it hard to provide custom reader implementation
- Better API docstrings for dtypes
- Utilize sorted flags for `.filter`
- add two parameters skip_nans and min_count to map
- Stricter Series.__setitem__?
- `scan_database` feature
- Discussion: Should iterating list series yield Python lists?
- Consider supporting parameters for SQLContext.execute
- Docs
- Rust not yet supported