# TA Office Hour 2

> Office hours provide an opportunity for students to clarify their understanding of data engineering concepts and homework assignments. This session covered topics such as creating main and audit branches in data tables, using Trino for table creation, and performing data quality checks. Participant…

- Web page: https://www.dataexpert.io/lesson/ta-office-hour-2-may2025
- Program: [Spring Data Engineering Boot Camp Starting May 26th, 2025](https://www.dataexpert.io/program/spring-data-engineering-boot-camp-starting-march-10th-6262)
- Access: Requires enrollment in Spring Data Engineering Boot Camp Starting May 26th, 2025
- Length: 50 min video
- Skills: SQL, Python, Data Modeling, ETL/ELT, Apache Iceberg
- Academy: DataExpert.io Academy

## About this lesson

Office hours provide an opportunity for students to clarify their understanding of data engineering concepts and homework assignments. This session covered topics such as creating main and audit branches in data tables, using Trino for table creation, and performing data quality checks. Participants also discussed the structure of cumulative tables and the importance of specific fields in production tables, addressing various questions related to homework and project proposals.

## Navigation

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