declare
  ea  empArray := empArray();
begin
  ea.extend;
  ea(ea.count) := myEmpArray(1, 'John', 'Doe', 100);
  ea.extend;
  ea(ea.count) := myEmpArray(2, 'Jane', 'Smith', 100);
end;
/

scott@ORA92> CREATE OR REPLACE TYPE MYEMPARRAY AS OBJECT
  2    (EMPID	   NUMBER   ( 5),
  3  	FIRSTNAME  VARCHAR2 (10),
  4  	LASTNAME   VARCHAR2 (10),
  5  	SALARY	   NUMBER   ( 6),
  6  	DEPT	   VARCHAR2 ( 5)
  7  )
  8  /

Type created.

scott@ORA92> CREATE OR REPLACE TYPE EMPARRAY is VARRAY (20) OF MYEMPARRAY
  2  /

Type created.

scott@ORA92> CREATE TABLE myemp
  2    (EMPID	  NUMBER   ( 5) NOT NULL,
  3  	FIRSTNAME VARCHAR2 (10),
  4  	LASTNAME  VARCHAR2 (10),
  5  	SALARY	  NUMBER   ( 6),
  6  	DEPT	  VARCHAR2 ( 5))
  7  /

Table created.

scott@ORA92> declare
  2    ea  empArray := empArray();
  3  begin
  4    ea.extend;
  5    ea(ea.count) := myEmpArray(1, 'John', 'Doe', 100, 'DEPT1');
  6    ea.extend;
  7    ea(ea.count) := myEmpArray(2, 'Jane', 'Smith', 100, 'DEPT2');
  8    FOR i IN 1 .. ea.COUNT
  9    LOOP
 10  	 INSERT INTO myemp (empid, firstname, lastname, salary, dept)
 11  	 VALUES (ea(i).empid, ea(i).firstname, ea(i).lastname, ea(i).salary, ea(i).dept);
 12    END LOOP;
 13  end;
 14  /

PL/SQL procedure successfully completed.

scott@ORA92> SELECT * FROM myemp
  2  /

     EMPID FIRSTNAME  LASTNAME       SALARY DEPT
---------- ---------- ---------- ---------- -----
         1 John       Doe               100 DEPT1
         2 Jane       Smith             100 DEPT2