Oracle PL/SQL - Implicit Cursor FOR LOOP Statement

Introduction

In the following code uses an implicit cursor FOR LOOP statement to print the last name and job ID.

Demo

SQL>
SQL> drop table emp;

Table dropped.-- from www. jav a2  s . com

SQL> CREATE TABLE emp(
  2  empid NUMBER(6),
  3  first_name VARCHAR2(20),
  4  last_name VARCHAR2(25),
  5  email VARCHAR2(25),
  6  phone_number VARCHAR2(20),
  7  hire_date DATE,
  8  job_id VARCHAR2(10),
  9  salary NUMBER(8,2),
 10  commission_pct NUMBER(2,2),
 11  manager_id NUMBER(6),
 12  department_id NUMBER(4)) ;
SQL>
SQL> INSERT INTO emp VALUES( 100, 'Steven', 'King', 'SKING', '123.123.4567', TO_DATE('17-JUN-2000', 'dd-MON-yyyy'), 'CODER', 24000, NULL, NULL, 10);
SQL> INSERT INTO emp VALUES( 200, 'Joe', 'Lee', 'abc', '123.123.9999', TO_DATE('17-JUN-2010', 'dd-MON-yyyy'), 'TESTER', 25000, NULL, NULL, 20);
SQL>
SQL>
SQL> BEGIN
  2    FOR item IN (
  3      SELECT last_name, job_id
  4      FROM emp
  5    )
  6    LOOP
  7      DBMS_OUTPUT.PUT_LINE
  8        ('Name = ' || item.last_name || ', Job = ' || item.job_id);
  9    END LOOP;
 10  END;
 11  /
Name = King, Job = CODER
Name = Lee, Job = TESTER

PL/SQL procedure successfully completed.

SQL>