Columnar Databases: Parquet, ORC, and Analytical Workloads

Status: draft · Confidence: medium (0.625) · Basis: verified_sources

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## TL;DR

[简要概述：Columnar Databases: Parquet, ORC, and Analytical Workloads 是什么，为什么重要，关键事实。待填充。]

## Core Explanation

[核心概念解释。待填充。]

## Detailed Analysis

[详细分析包括技术规格、性能指标、历史发展等。待填充。]

## Further Reading

- [Source 1](https://parquet.apache.org/)

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