polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Accept Mapping Protocols for DataFrame construction
- PanicException suggesting polars[rt64] on a dataframe with 65k rows
- Elementwise expression not pushed down join_asof
- Deltalake MERGE with schema evolution does not add new columns
- Extend support for JAX arrays in `pl.DataFrame`.
- Add fast rolling kernels for Expr.min_by and Expr.max_by
- Dynamic partition overwrite
- docs: Doc inconsistency: Text claims an Exception will be raised, but the code example shows a Boolean Series
- Arithmetic array operation with Decimal dtype
- Dataframe creation fails with varying datatypes and strict=False
- Docs
- Rust not yet supported