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 dt.quarter_start, dt.quarter_end, dt.year_start and dt.year_end
- Documentation for map_batches / map_elements / map_groups / map_rows is confusing
- Automate Rust release process
- Add Pandas `.compare()` Functionality
- Faster parquet partitioning scheme
- Polars cannot read Parquet files written by Spark
- Feature request: `explode` option/alternative that does not map empty lists to `null`
- Upsampling unexpectedly discards higher frequency data
- Str.find() counts accented characters twice
- CSV parsing bug: `ComputeError` in `pl.read_csv(path, schema=schema)`
- Docs
- Rust not yet supported