SQL>
SQL> declare
2 Type numberTableType is TABLE OF NUMBER;
3 v_numarray2 numberTableType;
4 begin
5 v_numarray2 :=numberTableType(NULL);
6
7 if v_numarray2 IS NULL then
8 dbms_output.put_line('v_numarray2 is null');
9 else
10 dbms_output.put_line('v_numarray2 is not null');
11 end if;
12 if v_numarray2(1) IS NULL then
13 dbms_output.put_line('The first element of v_numarray2 is null');
14 end if;
15 end;
16 /
v_numarray2 is not null
The first element of v_numarray2 is null
PL/SQL procedure successfully completed.
SQL>