polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Bug on Write CSV (Rust)
- Support for uint256/int256
- Documentation for map_batches / map_elements / map_groups / map_rows is confusing
- Add Pandas `.compare()` Functionality
- Faster parquet partitioning scheme
- allow `pl.element()` to be used in Series `filter` operation
- docs(python): Rewrite `pivot` and `melt` docstrings
- Polars scan_parquet_files blocking tokio async main thread
- feat: Implement `round` and `truncate` for Duration columns
- Add "row context" (`pl.row`) for horizontal operations (`horizontal` namespace?)
- Docs
- Rust not yet supported