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(rust): Avoid dedup-name collision when a generated header already exists
- fix(rust,python): don't drop broadcast holidays after a leading null in business day ops
- Autocompletion fails for pl.col('a') but works for pl.col.a in JupyterLab (Regression from v1.1.0)
- Add filter predicates to with_column/select literal generation for filter expression optimisation
- fix: Set CallerContext parallel flag for plugin expressions
- fix(python): rows_by_key raises ValueError when all columns are keys
- Add warning to documentation of `with_row_index` about non-deterministic inputs
- Apply filters in order based on selectivity in parquet scan
- fix: Error instead of panic when exporting field names with null bytes to Arrow
- fix(python): Modify list function so first argument is positional-only
- Docs
- Rust not yet supported