# TA Office Hour 3

> Office hours provide a platform for students to clarify doubts and discuss their homework assignments. This session focused on Homework 2, covering the integration of the Polygon API with Iceberg for stock price data processing. Key topics included using Airflow for workflow orchestration, implemen…

- Web page: https://www.dataexpert.io/lesson/ta-office-hour-3-jan2025
- Program: [2025 New Year  Data Engineering Boot Camp starting January 6th](https://www.dataexpert.io/program/2025-new-year-data-engineering-boot-camp-starting-january-6th)
- Access: Requires enrollment in 2025 New Year  Data Engineering Boot Camp starting January 6th
- Length: 1 h 3 min video
- Skills: SQL, Data Modeling, ETL/ELT, Airflow
- Academy: DataExpert.io Academy

## About this lesson

Office hours provide a platform for students to clarify doubts and discuss their homework assignments. This session focused on Homework 2, covering the integration of the Polygon API with Iceberg for stock price data processing. Key topics included using Airflow for workflow orchestration, implementing data quality checks, and managing cumulative tables. Students also explored the use of Python and SQL for various tasks, with discussions on best practices and troubleshooting common issues.

## Navigation

- Previous lesson: [TA Office Hour 2](https://www.dataexpert.io/lesson/ta-office-hour-2-jan2025.md)
- Next lesson: [TA Office Hour 4](https://www.dataexpert.io/lesson/ta-office-hour-4-jan2025.md)