polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Option to disable schema inferring while using `json_normalize()`
- Option for `json_normalize()` to flatten a JSON recursively
- Rounding error for `round_sig_figs` on `Float64`
- enh: add `closed` argument to `business_day_count`
- Creating a DataFrame from Pydantic models fails if there is missing data/Nones
- `fill_null(pl.lit([]))` on data with enforced schema but no entries makes `to_arrow()` panic
- Columns names with a dot (`.`) do not plot correctly with the new Altair plotting backend
- Enum categories methods
- `pl.from_pandas(df, include_index=True)` does not return the index if it is sorted starting from 0 with step 1 with no name
- Rust documentation does not list all required features for functions
- Docs
- Rust not yet supported