polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Save version in parquet metadata
- Support nested datatypes in `from_repr`
- Bug on Write CSV (Rust)
- build python wheel faild: No rule to make target `build'
- Cache HTTP requests
- Make warn_on_inefficient_map check dtype isn't Object before warning
- Be able to add negative values in dt.offset_by wherever in the string
- Python Polars expression `shuffle` does not seem to respect `polars.set_random_seed`
- ColumnNotFoundError on concat of LazyFrames; works fine if collected first
- polars failed to import after install version newer than 0.20.16
- Docs
- Rust not yet supported