polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Row Group Based Subtotals with .group_by()
- Parse large floats in CSVs that have periods as the thousands separator
- Parsing to `Decimal` ignores `decimal_comma` when reading from csv
- Install slack app to allow subscription
- pl.datetime does not respect leftmost-argument naming rule
- Issue when header dtype differ from the rest of the rows' dtype
- Explain that the trig returns and arguments are all in radians
- Support serializing to json in a format similar to pandas "split" orientation
- Use of `sorting_columns` parquet metadata
- SQL query with WHERE clause that evaluates to true/false gives ShapeError on DataFrame with null columns
- Docs
- Rust not yet supported