polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- fix(python): Preserve numeric format for `write_excel` count totals on temporal columns
- Add Rust backend for Expr.has_nulls()
- feat: Add Rust backend for Expr.has_nulls
- Document `pl.Expr.list.__getitem__`
- perf(rust): Faster `Series::is_sorted` for logical / non-primitive types
- fix: Fix `merge_sorted` panic when List in frame
- `merge_sorted` fails when the schema contains `Struct({'col': List(...)})`
- collect_schema() returns types inconsistent with collect()
- Missing index_column from rolling in expression.meta.root_names since polars==1.36.0
- docs(python): Align `str.json_path_match` docstring with actual behavior
- Docs
- Rust not yet supported