SQL>
SQL> declare
2 NESTED_EXCEPTION exception;
3 begin
4
5 raise NESTED_EXCEPTION;
6
7 exception
8
9 when NESTED_EXCEPTION then
10 dbms_output.put_line('NESTED_EXCEPTION caught!');
11 end;
12 /
NESTED_EXCEPTION caught!
PL/SQL procedure successfully completed.
SQL>
SQL>