Nested Queries Courses

Complex Retrieval Queries in MySQL Workbench
Coursera Project Network via Coursera

Data-Driven Decision Making in SQL
DataCamp

Combiner des données de plusieurs tables SQL
Coursera Project Network via Coursera

Introduction to SQL
IBM via edX

SQL - Database Programming
Mike Dane via YouTube

Oracle SQL Tutorial
Great Learning via YouTube

Joining Data in SQL
DataCamp

SQL Tutorial - Full Database Course for Beginners
freeCodeCamp

SQL: A Practical Introduction for Querying Databases
IBM via Coursera

What Is a Database? - Let's Learn
Mike Dane via YouTube