polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Add filter predicates to with_column/select literal generation for filter expression optimisation
- Add warning to documentation of `with_row_index` about non-deterministic inputs
- Apply filters in order based on selectivity in parquet scan
- fix(python): Modify list function so first argument is positional-only
- docs(rust): Update DataFrame code example in the eager section
- fix(rust): Don't panic in `log`/`log1p`/`exp` on non-numeric input
- Set max concurrency on scan from cloud object store
- Add NUMA-aware scheduling to streaming engine
- Add optional wrap parameter to Expr.shift for circular shifts
- feat(python): Accept expressions and selectors in read_csv columns parameter
- Docs
- Rust not yet supported