polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- chore: Update chrono dep
- Streaming engine OOMs with large row groups
- docs: Improve docs for semi- and anti- joins
- perf: When pushing down predicates via ColumnPredicates (e.g. streaming Parquet?), utilize predicates in more cases
- perf: Ensure string literals actually generate ColumnPredicates for predicate pushdown
- Add version information to individual methods and arguments.
- Lookup and interpolation expressions (instead of `replace`)
- feat(python): Allow passing `Callable[[str], bool]` to `sheet_name` parameter of `polars.read_excel`
- feat: New streaming support for AnonymousScan, can be used to C stream scan in Python
- extract_all capture groups
- Docs
- Rust not yet supported