polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Sampling with groupby
- `read_parquet` cannot directly accept `oss://` paths
- Allow use of ParquetWriter, ParquetReader w/o compiling all compression deps (WASM support)
- Sample by Group
- rename π to selected_columns and σ to filters in logal graph dot?
- Provide per-version documentation on the website
- Date/Datetime inference should allow format to change between `Y-M-D` / `D-M-Y`
- SQL support implicit join syntax for inner join and cross join
- `.pivot` should offer a column prefix option.
- Full support for TPCH 22 SQL Queries
- Docs
- Rust not yet supported