polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Rust code examples missing on page /user-guide/io/cloud-storage/#scanning-from-cloud-storage-with-query-optimisation
- from_arrow.consuming large memory
- pyo3_runtime.PanicException: python function failed: PyErr { type: <class 'TypeError'>, value: TypeError("'list' object is not callable"), traceback: None }
- Add `min_periods` to `polars.corr`
- Add a `drop_prefix` argument to `to_dummies()`
- Write a memory usage test for read_avro partial column reads
- Python Polars expression `shuffle` does not seem to respect `polars.set_random_seed`
- ColumnNotFoundError on concat of LazyFrames; works fine if collected first
- Obfuscate/censor AccessKey in lazy serialize by default (have parameter to leave in the clear).
- polars failed to import after install version newer than 0.20.16
- Docs
- Rust not yet supported