Chapter 11 Test Your Thinking
In this chapter you learned about advanced concepts of exception-handling techniques. Here are some projects that will help you test the depth of your understanding.
| 1) | Create the following script. Modify the script created in this section in Chapter 10 (Question 1 of the Test Your Thinking section). Raise a user-defined exception with the RAISE_APPLICATION_ERROR statement. Otherwise, display how many students there are in a section. Make sure your program is able to process all sections. |
| 2) | Create the following script. Try to add a record to the INSTRUCTOR table without providing values for the columns MODIFIED_BY and MODIFIED_DATE. Define an exception and associate it with the Oracle error number, so that the error ... |
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