7 Oracle PL/SQL Debugger About the Oracle PL/SQL Debugger PL/SQL Debugging Setup PL/SQL Debugging Options Debugger Modes Direct Database Debugging Mode Multitier Application Debugging Mode External Application Debugging Mode Common PL/SQL Debugger Operations PL/SQL Program Refresh Behavior Controlling PL/SQL Program Execution Using Breakpoints Examining Debug Information Handling PL/SQL Exceptions Troubleshooting the Debugger