# SQLAlchemy SQLAlchemy is a Python SQL toolkit and object-relational mapper (ORM) that provides a unified interface for connecting to many database backends including PostgreSQL, MySQL, SQLite, and others. It is used with Pandas via `pd.read_sql()` to load query results directly into DataFrames. Visit the following resources to learn more: - [@official@SQLAlchemy](https://www.sqlalchemy.org/) - [@article@Mastering SQLAlchemy: A Comprehensive Guide for Python Developers](https://medium.com/@ramanbazhanau/mastering-sqlalchemy-a-comprehensive-guide-for-python-developers-ddb3d9f2e829) - [@video@SQLAlchemy: The BEST SQL Database Library in Python](https://www.youtube.com/watch?v=aAy-B6KPld8)