polars
https://github.com/pola-rs/polars
Rust
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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- Issues
- read_database since 1.21 with async oracledb throwing "got Future <Future pending> attached to a different loop"
- Unexpected behavior from CsvParseOptions::null_values
- tracemalloc causes deadlocks in Polars in latest Python (when tracemalloc was still enabled)
- `get_random_seed`
- feat: Support sub json path for JsonReader
- feat: Support any iterator for from_rows_iter_and_schema
- Implement csv.QUOTE_NOTNULL behavior
- Feature Request: Expr.dt.replace_time_zone non_existent shift options
- Add a df method to dump the full internal representation
- CSV will infer the schema of all files even when `infer_schema_length != None`.
- Docs
- Rust not yet supported