Oracle PL/SQL - Returning Cursor Variables


Returning Cursor Variables


SQL> drop table emp;

Table dropped.-- from  w w  w  .  jav a2 s.c om

SQL> create table emp(
  2    empno    number(4,0),
  3    ename    varchar2(10),
  4    job      varchar2(9),
  5    mgr      number(4,0),
  6    hiredate date,
  7    sal      number(7,2),
  8    comm     number(7,2),
  9    deptno   number(2,0)
 10  );

Table created.
SQL> insert into emp values(7839, 'KING', 'PRESIDENT', null, to_date('17-11-1981','dd-mm-yyyy'), 5000, null, 10);
SQL> insert into emp values(7698, 'BLAKE', 'MANAGER', 7839,to_date('1-5-1981','dd-mm-yyyy'), 2850, null, 30);
SQL> insert into emp values(7782, 'CLARK', 'MANAGER', 7839,to_date('9-6-1981','dd-mm-yyyy'), 2450, null, 10);
SQL> insert into emp values(7566, 'JONES', 'MANAGER', 7839,to_date('2-4-1981','dd-mm-yyyy'), 2975, null, 20);
SQL> declare
  2        cursor c_countemps is
  3           select count(*), sum(sal)
  4              from emp;
  5        v_count_nr NUMBER;
  6        v_sum_nr NUMBER;
  7  begin
  8        open c_countEmps;
  9            fetch c_countEmps into v_count_nr, v_sum_nr;
 10        close c_countEmps;
 11        DBMS_OUTPUT.put_line('number of emps is:'||v_count_nr);
 12        DBMS_OUTPUT.put_line('sum of emp salaries is:'||v_sum_nr);
 13  end;
 14  /
number of emps is:4
sum of emp salaries is:13275

PL/SQL procedure successfully completed.

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