Data Science Model Deployments and Cloud Computing on GCP - Example of a Relational Database - PostgreSQL

The video tutorial introduces Postgres, a free and open-source relational database management system. It demonstrates an application that uses Postgres to manage data about people and their hobbies. The tutorial explains how to use a database client to view data and discusses the technical aspects of joining tables in SQL to optimize data retrieval. The video concludes with a summary and a preview of the next topic, document-based data.

What are the advantages of using SQL joins in the application?

How does the application handle the relationship between persons and hobbies?

What happens to the data when the server is turned off and the client is refreshed?