polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- LazyFrame.map_batches() ordering guarantees
- Add example showing how to unpivot multiple columns
- docs: Add example of unpivoting multiple sets of columns (#18513)
- Inconsistent API of join_asof
- scan_csv should be able to read "0" and "1" into a boolean type
- Unable to access the partitioning_flavor option when using write_parquet
- Documentation suggestion: cover options for DataFrame creation from different Python data structures in User Guide and add example of list of dicts to API docs
- Allow numbers with thousand seperators to be parsed as Integer in `read_csv`
- document which apache arrow layouts are used for List and Array
- `df.upsample` hangs when an "object" type column is present
- Docs
- Rust not yet supported