polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- write_excel: support openpyxl
- `join` is really slow when dataframe contains `list`
- Panic on lazy filter for null check
- test: Add may fail cloud to zero-width-array
- Support object store versions
- Struct<List<Utf8View>> errors when reading with mmap on IPC format "expected variadic_buffer_count"
- Separator options in pivot
- feat(rust,python): Expose utility function for getting the IR version
- pl.Expr().meta.root_names() returns wrong value
- Formal expression IR representation of `row_index()`
- Docs
- Rust not yet supported