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Oracle Database 11g PL/SQL Programming Workbook by John M. Harper, Michael McLaughlin

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CHAPTER 4Error Management

This chapter introduces the topic of error management. It references Chapter 5 of Oracle Database 11g PL/SQL Programming Guide. Careful study of this chapter will prove very helpful to you.

After reviewing thousands of PL/SQL programs throughout our professional careers, we’ve concluded that the lack of error management and proper instrumentation are the most common deficiencies found. Too often, many developers and DBAs leave out error management because of project time constraints or because they don’t deem it necessary.

Unfortunately, such actions lead to inconsistent data and/or security vulnerabilities within the database. For example, hackers typically begin their database attacks by sending random bits of data ...

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