rust-data-processing 0.3.0

Schema-first ingestion (CSV, JSON, Parquet, Excel) into an in-memory DataSet, plus Polars-backed pipelines, SQL, profiling, validation, and map/reduce-style processing.
1
2
3
4

[
  { "id": 1, "score": 98.5 },
  { "id": 3, "score": 77.0 }
]