---
title: "Parquet Column Mapper"
description: "Reads and transforms Apache Parquet file metadata and column statistics using PyArrow and the Parquet Thrift specification. Maps column types across Delta Lake, Iceberg, and Hudi table formats."
verification: "listed"
source: "https://github.com/ironSource/parquetjs"
category:
  - "Data Extraction & Transformation"
framework:
  - "MCP"
tool_ecosystem:
  github_repo: "ironsource/parquetjs"
  github_stars: 387
  npm_package: "parquetjs"
  npm_weekly_downloads: 170660
---

# Parquet Column Mapper

Reads and transforms Apache Parquet file metadata and column statistics using PyArrow and the Parquet Thrift specification. Maps column types across Delta Lake, Iceberg, and Hudi table formats.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/parquet-column-mapper/)