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 `null_on_oob` on `Expr.get` and `Expr.gather`
- `read_parquet` cannot directly accept `oss://` paths
- Allow use of ParquetWriter, ParquetReader w/o compiling all compression deps (WASM support)
- Ability for str.extract_all to return only capture groups
- docs: Mention `make` and `cmake` for Windows
- Copy logic-plan from one LazyFrame to another LazyFrame?
- Support converting to NumPy masked arrays
- scan_pyarrow_dataset not filtering on partitions
- Filters not being pushed down to pyarrow dataset
- Quadratic scaling in expression depth when collecting expressions
- Docs
- Rust not yet supported