polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- perf regression in v1.10 vs 1.7.1 for csv sum
- Allow float dtype in index_column for group_by_dynamic
- `non_existent` argument for the `datetime` function
- Inconsistency between code and comment
- Add compat_level to sink_ipc
- Improve error message when trying to pass numbers (int, float) as schema column names
- Data type List(Datetime) omits the timezone, even if inputs have a set timezone
- Memory leak (linux) seen in simple example with string column
- read_database - not working with trino struct
- Shell command support for read/scan_csv
- Docs
- Rust not yet supported