polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Feature request: Faster backward- and forward_fill() functions
- Add `null_on_oob` on `Expr.get` and `Expr.gather`
- Inconsistent XOR when using literals
- `pl.concat_str(...)`'s `ignore_nulls` arg field
- In `pl.read_csv(...)`, allow `separator=None` in order to read everything into only a single column
- docs(python): Add docstring examples for various functions
- Support reading directly from zipfile.Path objects.
- Make a ParquetWriter context handler and/or more control over row group creation
- segfault when reading msql using arrow-odbc
- docs(python): Update concatenation page to include relaxed and changes to rechunk
- Docs
- Rust not yet supported