polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- feat(python!): Dispatch read_csv to scan_csv
- Don't allow `schema_overrides` list that does not match width of data for `read/scan_csv`
- Remove deprecated parameters / functionality
- Opt-in short-circuit evaluation for when/then/otherwise
- Supertype casting in type-coercion pass
- Change `show_graph(plan_stage=...)` argument default to `"physical"` in 2.0
- feat(python!): Remove outdated categorical functions
- depr: Deprecate not setting the `plan_stage` argument in `show_graph()`
- Sorted flag not preserved by PyDataFrame
- feat!: Preserve height for with_columns() of (0, 0) input
- Docs
- Rust not yet supported