polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- load nested JSON data with polars without using explode
- Supporting ADBC "numeric" data
- `read_csv` should automatically re-read column(s) on out-of-sample type exception
- Allow using `.map_elements(fn_which_returns_a_2_tuple, return_dtype=pl.Struct(...))`
- Add polars selectors in filters example in the doc
- Add `ignore_nulls` on concat_list
- Asynchronous version of read_database
- perf: maintain_order can lead to faster overall operations
- Unable to read csv with "\t" as the separator
- Error when converting `pl.Datetime` to pandas with zerocopy
- Docs
- Rust not yet supported