Oracle® PL/SQL® Interactive Workbook, Second Edition By Benjamin Rosenzweig, Elena Silvestrova
Table of Contents
Chapter Objectives
In this Chapter, you will learn about:
What Triggers Are
Types of Triggers
Mutating Table Issues
In Chapters 12 through 16, you explored the concepts of stored code and different types of named PL/SQL blocks, such as procedures, functions, and packages. In this chapter, you will learn about another type of named PL/SQL block called a database trigger. You will also learn about different characteristics of triggers and their usage in the database.