June 2023
Intermediate to advanced
480 pages
12h 39m
English
Content preview from Oracle PL/SQL by Example, 6th Edition
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12
Advanced Cursors
In Chapter 11, you explored the fundamental concepts of cursors. In this chapter, you will continue to explore cursors and learn how to pass parameters to cursors, how to take advantage of cursor variables and cursor expressions, and how to use FOR UPDATE cursors.
Lab 12.1: Parameterized Cursors
A cursor may be declared with parameters, as shown in Listing 12.1. This approach enables a cursor to generate a specific result set that is based on the parameter values passed to the cursor at runtime.
Listing 12.1 Declaring a Cursor with Parameters ...
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