---
title: "Parquet to PostgreSQL Loader"
description: "Reads Apache Parquet files using PyArrow and bulk-loads them into PostgreSQL via psycopg2 COPY protocol. Handles schema mapping, partitioned datasets, and incremental upserts with conflict resolution."
verification: "listed"
source: "https://agentskillexchange.com/skills/parquet-to-postgresql-loader/"
category:
  - "Data Extraction & Transformation"
framework:
  - "Claude Agents"
---

# Parquet to PostgreSQL Loader

Reads Apache Parquet files using PyArrow and bulk-loads them into PostgreSQL via psycopg2 COPY protocol. Handles schema mapping, partitioned datasets, and incremental upserts with conflict resolution.

## 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-to-postgresql-loader/)