polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- Add `indent: bool` argument to `.json_encode()`
- User guide page for getting Polars code from LLMs
- index_of() with Series of length 1 and dtype Array doesn't work
- read_excel with 0 row schema inference fails on schema override with pl.Boolean
- Reading CSV lazy vs eager behaves inconsistently
- CI doesn't seem to cache compilation at all
- Warning about sortedness doesn't appear in example of `join_asof()`
- `iter_batches` support for `read_database_uri` with connectorx
- Slow serial schema resolution of `concat()`ted LazyFrames
- Automatically parse datetimes with 12-hour time (AM/PM)
- Docs
- Rust not yet supported