polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- docs: Add missing deprecation notice to `str.concat`
- suggest add some sql syntax supports
- `map_elements` silently swallows Exceptions when `return_dtype=` is set
- feat: Support include_file_paths in read_csv
- HAVING in SQL is ignored
- SQLSyntaxError on group by of an aliased column
- Print names and dtypes of hidden columns.
- map_elements doesn't retain the datetime's timezone
- sink_parquet throws pyo3_runtime.PanicException: called `Option::unwrap()` on a `None` value
- Add add_filename to pl.read_csv (and read operations others)
- Docs
- Rust not yet supported