polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- `approximate_bytes_per_file` in `PartitionBy` does not go lower than ~100k rows unless `row_group_size` is set to a lower value
- feat: add Polars SQL to context7
- LazyFrame.join() documentation for `validate=` parameter seems inaccurate
- Support newly-added Apache Arrow functionality in Oracle SQL connections
- Add new optimization modes for map_elements
- Fixing dependecy mismatches
- add optional dyn_display_value to ExtensionTypeImpl and use it in Display and/or Debug
- Fused drop columns during filter/join/sort
- feat: Allow custom formats for Extension types through trait
- chore: Upgrade Deltalake with breaking change for `get_add_actions`
- Docs
- Rust not yet supported