polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Add way to specify date format in read_csv
- When writing to a database, we should be able to set indices
- Add Cubic Interpolation
- DeltaLake I/O sometimes shuffles the DataFrame
- Add `DataFrame.groupby().unique_groups()`
- Add `list.duplicates()`
- unexpected performance / crashes with arrow+remote parquet
- Alternative filesystem configuration for reading/writing functions
- Support Non-string and list object dtypes when tring to convert from dataframe
- Ignore files when scanning
- Docs
- Rust not yet supported