polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Support glob paths and add `include_file_paths` argument in `read_json` function
- Issue with UDF Return Type Change in Latest Polars Version
- Combination of `when-then` statement with `over` and `mapping_strategy="join"` runs forever
- depr(python): Rename `fmt` param to `f_string` in `inspect()`
- Compile error when using code coverage tools
- Frame-level `all_horizontal` / `any_horizontal`
- OOM for lazy sorting data (lazy, streaming, sort)
- Add `text IS [NOT] NORMALIZED -> boolean` support to SQL and `str` library
- Allocated memory is not being reused
- Simplify `.show_graph()` by extracting functions for the raw syntax?
- Docs
- Rust not yet supported