polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Combine `engine_options` and `read_options` into a single parameter in `read_excel`
- Native `delta` reader and writer using delta-kernel-rs
- Implement alternate version of `median` that preserves data type
- Stream processing support (in the style of flink/risingwave/arroyo/etc.)
- docs(python): Clarify explanation and examples for `.eq_missing`
- docs(python): Add description and example of what happens when ignore_nulls=True on pl.concat_str
- 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
- Rust not yet supported