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: Change ufunc type computation
- Autodetect hive partitioning when reading from S3
- Feature Request: Add timezone support to dt.combine() function
- Optimize Multiplication by 0
- `pl.Config.set_fmt_str_lengths` affects `List[Date]` columns
- Expression output field must match engine output
- Polars IO plugin full LazyFrame push down
- Column-wise type cast failed when using pl.when
- User Guide datasets are scattered and/or missing
- RFC: `schema_provider` + `schema_sampler` option for `scan_parquet` to allow for programmatic/custom schema management
- Docs
- Rust not yet supported