polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Rust tests do not run on GitHub runner `macos-latest`
- Unexpected join result when using polars-sql with column alias
- feat(Python): Allow left/center as table cell alignment format for notebooks
- Rust API for editing metadata when creating Parquet and IPC/Arrow output
- Expand `List` & `Array` to columns
- Save version in parquet metadata
- Inaccurate cum_sum
- Inconsistent Round behavior
- Since v0.20: `u32` to power of negative int (`i32`) fails with conversion error
- `explode()` non-existent column causing PanicException in LazyFrame collection
- Docs
- Rust not yet supported