polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Nix flake appears broken
- Apply a UDF on object columns with an expression
- `scan_parquet` fails on local directories when using `file://` scheme without trailing slash
- fix(python): Support `Expr` objects in `replace` sequence arguments
- feat: Add LazyFrame.repartition
- perf: Pushdown `filter(False)` to pyiceberg
- Pickling for large `LazyFrame`s way slower than for `DataFrame`s
- Sorts on LazyFrame not pruned
- Native consistent hashing in Polars
- Series.equals inconsistent for list vs scalar dtypes
- Docs
- Rust not yet supported