To modify your code at runtime:
In the Object Navigator, double-click the desired program unit, menu item command, or trigger to display the PL/SQL Editor.
In the PL/SQL Editor, make the desired modifications.
Click Compile then Close to dismiss the PL/SQL Editor.
In the PL/SQL Interpreter toolbar, choose Go or Step Into, Over, or Out to resume program execution.
About modifying code at runtime
Copyright © 1984, 2005, Oracle. All rights reserved.