polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- `LazyFrame`s backed by `bytes` cannot be serialized
- PartitionByKey formats string column with extra quotation
- Cannot sink (an empty?) LazyFrame
- Add quantiles method to expression list namespace
- sink_parquet fails on custom IO source
- Throw an error when serializing impure python callbacks.
- `std` PanicException when `Decimal` type has nulls
- refactor: Change dynamic literals to be separate category
- fix: Check dtype to avoid panic with mixed types in min/max_horizontal
- fix(python): Fix `DataFrame.nan_to_null` work for tuple
- Docs
- Rust not yet supported