polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Allow expr.starts_with() to accept multiple strings
- feat(rust): Add a GPU slot to OptFlags so we can control CSE (similar to streaming)
- feat: Add `Data/LazyFrame.gather`
- Panic in a scan with an open-ended slice
- feat: Add `pl.Expr.unique_id`
- No ability to inspect memory usage of jemalloc or mimalloc
- feat: Add `pl.merge_sorted` operating on multiple frames
- fix: Skip statistics deserialization for Null columns in Parquet
- Add `gather` to Dataframe
- Env var set to unexpected value causes panic on import
- Docs
- Rust not yet supported