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Oracle® PL/SQL® Interactive Workbook, Second Edition by Elena Silvestrova, Benjamin Rosenzweig

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Chapter 7. Error Handling and Built-In Exceptions

Chapter Objectives

In this Chapter, you will learn about:

Handling Errors

Built-In Exceptions

In Chapter 2, you encountered two types of errors that can be found in a program: compilation errors and runtime errors. You will recall that there is a special section in a PL/SQL block that handles runtime errors. This section is called the exception-handling section, and in it, runtime errors are referred to as exceptions. The exception-handling section allows programmers to specify what actions should be taken when a specific exception occurs.

In PL/SQL, there are two types of exceptions: built-in exceptions and user-defined exceptions. In this chapter, you will learn how you can handle certain ...

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