polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- perf: Optimize elementwise expressions in as-of joins
- Upload abi3.abi3t wheels
- feat(rust): Add field name as error context for json decode methods
- Soundness: unchecked integer overflow in polars-arrow allows UB in safe Rust code
- fix(rust): Fix soundness violations in `polars-arrow` integer overflow checks
- Arrow Pycapsule __arrow_array__ conversion priority over __arrow_c_stream__
- Add `how="horizontal_extend"` to `pl.concat`, and deprecate `strict` parameter
- LazyFrame: ColumnNotFoundError when .with_columns() reassigns an existing column and adds a new expression before .group_by().agg()
- refactor: Remove `POLARS_AUTO_STREAMING` in favor of using `POLARS_FORCE_STREAMING`
- Remove existing files when overwriting partitioned Parquet
- Docs
- Rust not yet supported