June 2023
Intermediate to advanced
480 pages
12h 39m
English
Content preview from Oracle PL/SQL by Example, 6th Edition
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9
Exceptions
In Chapter 8, you explored the concept of error handling and built-in exceptions. In this chapter, you will continue that exploration by examining whether an exception can catch a runtime error occurring in the declaration, executable, or exception-handling section of a PL/SQL block. You will also learn how to define your own exceptions and how to re-raise an exception.
Lab 9.1: Exception Scope
You are already familiar with the term scope—for example, the scope of a variable. Even though variables and exceptions serve different purposes, the same scope ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.