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多线程、类 Pandas 的数据处理库。底层采用 Apache Arrow 从而带来了更高效的数据处理性能、占用内存更少、处理速度更快,再加上简单易用的 API,让你在处理大数据集(50GB)时,更加游刃有余。支持 Rust、Python 等语言,值得一试
```python
import polars as pl
q = (
pl.scan_csv("iris.csv")
.filter(pl.col("sepal_length") > 5)
.groupby("species")
.agg(pl.all().sum())
)
df = q.collect()
```
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