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): Fix `cov`/`corr` returning incorrect result for constant column
- Fallible predicate pushed into scan_parquet evaluates nulls as empty strings and panics (strict strptime; regression since 1.28)
- build: Bump quinn-proto from 0.11.14 to 0.11.16
- depr: Deprecate casts from `Categorical` to integer dtypes
- Fix all `may_fail_auto_streaming`
- fix(python): Honor `strict` in row-oriented DataFrame construction
- perf(rust): Implement two-stage decode for parquet predicates
- Docs
- Rust not yet supported