Lesson #7 - Subqueries | SQL for Beginners
In Lesson 7, we'll get acquainted with subqueries. We'll learn their syntax and how to use them.
0:00 - Introduction
0:15 - Subquery
2:13 - The Importance of Subqueries
4:12 - Predicates with Subqueries
4:26 - Using Aggregate Functions
5:49 - The IN Operator
8:10 - Single Columns
8:35 - Expression
8:58 - The HAVING Clause
9:17 - Summary
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