polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Native support for UInt128 literals
- PartitionBy with custom file provider overwrites files if provided paths not unique
- docs: Expand streaming user guide with 6 real-world patterns
- fix(python): ADBC driver compatibility at `write_database()`
- pl.lit(datetime) fails with ComputeError after freezegun.freeze_time (since 1.37.0)
- Fused drop columns during filter/join/sort
- feat: Allow custom formats for Extension types through trait
- ChildProcessCrashException (0xC0000005) with Dagster on Windows in VS Code debug mode — regression in >= 1.32.2
- sink_delta out of memory while sink_parquet works fine
- feat: Add `cum_mean` Expression and Series method
- Docs
- Rust not yet supported