polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- `list.sample` fraction allows floats between 1.0 and 2.0
- `list.slice` does not error on incorrect length parameters
- `str.to_decimal` should have `scale` and `precision` parameters to avoid non-elementwise footgun
- `join_where` raises `SchemaError` for arithmetic expression using python literals
- refactor(rust): Dispatch new-streaming IO plugin source to updated multiscan
- `arr.join` silently ignored unequal input lengths
- `arr.shift` quietly allows shifting by strange types
- `list.gather` outputs invalid data if you give it a list of lists
- build(python): Update `pyo3` and `numpy` crates to version `0.24`
- `cat.starts_with` and `cat.ends_with` only accept a string as argument
- Docs
- Rust not yet supported