MULTISET UNION table collection : SET « Collections « Oracle PL/SQL Tutorial

1. Oracle PL/SQL Tutorial
2. Collections
3. SET

SQL> CREATE OR REPLACE PROCEDURE multiset_example AS
  2    TYPE charTable IS TABLE OF VARCHAR2(10);
  3    emp1 charTable;
  4    emp2 charTable;
  5    emp3 charTable;
  6    count_var INTEGER;
  7  BEGIN
  8    emp1 := charTable('A', 'B', 'C');
  9    emp2 := charTable('D', 'E', 'F');
 10
 11    emp3 := emp1 MULTISET UNION emp2;
 12    DBMS_OUTPUT.PUT('UNION: ');
 13    FOR count_var IN 1..emp3.COUNT LOOP
 14      DBMS_OUTPUT.PUT(emp3(count_var) || ' ');
 15    END LOOP;
 16    DBMS_OUTPUT.PUT_LINE(' ');
 17
 18
 19  END multiset_example;
 20  /

Procedure created.