PL/SQL New Features and Enhancements in 11g

Enhancements to Regular Expression Built-in SQL Functions

SIMPLE_INTEGER Datatype

CONTINUE Statement

Sequences in PL/SQL Expressions

Dynamic SQL Enhancements

Generalized Invocation

Named and Mixed Notation in PL/SQL Subprogram Invocations

Database Resident Connection Pool

Automatic Subprogram Inlining

PL/Scope

PL/SQL Native Compiler Generates Native Code Directly

DBMS_APPLICATION_INFO

Good article about monitoring PL executions on v$session_longops

http://www.oracle-base.com/articles/8i/DBMS_APPLICATION_INFO.php