CHAPTER 6Subqueries
All the queries you’ve seen so far in this book have contained just one SELECT statement. In this chapter, you will
Learn how to place a SELECT statement within an outer SELECT, UPDATE, or DELETE statement. The inner SELECT statement is known as a subquery.
Learn about the different types of subqueries and see how to use them.
See how subqueries allow you to build up very complex statements from simple components.
Types of Subqueries ...
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