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A licensed attorney with nearly a decade of experience in content production, Valerie Catalano knows how to help readers digest complicated information about the law in an approachable way. Her ...

This project is a PostgreSQL database project based on an Online Bookstore Management System. It demonstrates database design, data import, and SQL query writing using real-world business scenarios.

Data analysis is no longer a specialist skill reserved for analysts. It now supports finance, trading, ecommerce, marketing, ...