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Pandas、Polars、DuckDB 百万行 CSV 基准测试性能对比
点击上方“Deephub Imba”,关注公众号,好文章不错过 !Pandas、Polars 和 DuckDB 都能在 Python 数据处理中承担分析任务,但三者的执行方式和资源占用差异很大。面对同一份大型 CSV,Pandas 的内存模型容易成为瓶颈;Polars 依靠多线程与惰性求值缩短处理时间;DuckDB 则把文件查询交给进程内 SQL ...
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