PostgreSQL Courses

Database Migration with Sequelize in Node.js and PostgreSQL
Ben Awad via YouTube

Counting Votes with Subqueries - Database Management Tutorial
Ben Awad via YouTube

Nesting GraphQL
Ben Awad via YouTube

PostgreSQL Tutorials for Beginners
Udemy

Desarrollo con Node.js. Aplicación, Testing y seguridad
Udemy

PostgreSQL and Oracle SQL for beginners
Udemy

4-in-1 bundle: MySQL, PostgreSQL, Microsoft SQL & Oracle SQL
Udemy

SQL - MySQL and PostgreSQL Installation & Setup Guide for MacOS & Windows
Academind via YouTube

SQL Crash Course for Beginners - MySQL & PostgreSQL
Academind via YouTube

SQL Crash Course - Learn Raw SQL for Beginners
Laith Academy via YouTube