python pandas 读写 minio 的 parquet

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parquet 简介

文档：
https://parquet.apache.org/documentation/latest/

中文介绍，写的比较好的一篇：

https://blog.youkuaiyun.com/yu616568/article/details/50993491

核心点只要记住：

1. 列式存储
2. 自带Schema
3. 具备Predicate Filter特性，当进行查询逻辑时可以提前进行过滤。

基本类型如下

The types supported by the file format are intended to be as minimal as possible, with a focus on how the types effect on disk storage. For example, 16-bit ints are not explicitly supported in the storage format since they are covered by 32-bit ints with an efficient encoding. This reduces the complexity of implementing readers and wr