커서를 만들때 파라미터를 이용하여 만드는 겁니다. 크게 어렵지는 않으니 예제를 해보시기 바랍니다.
SQL> ed a13
DECLARE
CURSOR c_dept IS
SELECT *
FROM s_dept;
CURSOR c_emp_sal (p_dept_id s_emp.dept_id%TYPE) IS
SELECT last_name, salary
FROM s_emp
WHERE dept_id = p_dept_id;
BEGIN
FOR dept IN c_dept LOOP
DBMS_OUTPUT.PUT_LINE('=========================');
DBMS_OUTPUT.PUT_LINE(dept.id || ' :: ' || dept.name);
FOR emp_record IN c_emp_sal (dept.id) LOOP
DBMS_OUTPUT.PUT_LINE(emp_record.last_name ||
' ' || emp_record.salary);
END LOOP;
END LOOP;
END;
/
SQL> @a13
SQL> ed a13
DECLARE
CURSOR c_dept IS
SELECT *
FROM s_dept;
CURSOR c_emp_sal (p_dept_id s_emp.dept_id%TYPE) IS
SELECT last_name, salary
FROM s_emp
WHERE dept_id = p_dept_id;
BEGIN
FOR dept IN c_dept LOOP
DBMS_OUTPUT.PUT_LINE('=========================');
DBMS_OUTPUT.PUT_LINE(dept.id || ' :: ' || dept.name);
FOR emp_record IN c_emp_sal (dept.id) LOOP
DBMS_OUTPUT.PUT_LINE(emp_record.last_name ||
' ' || emp_record.salary);
END LOOP;
END LOOP;
END;
/
SQL> @a13
| 12-27 | 2122 | |||
| 12-11 | 1532 | |||
| 53 | 03-15 | 1305 | ||
| 52 | 01-31 | 1444 | ||
| 51 | 01-31 | 1448 | ||
| 50 | 01-31 | 1128 | ||
| 49 | 01-19 | 1446 | ||
| 48 | 01-11 | 1275 | ||
| 47 | 01-03 | 1775 | ||
| 46 | 12-27 | 2122 | ||
| 45 | 12-19 | 1536 | ||
| 44 | 12-14 | 1513 | ||
| 43 | 12-11 | 1532 | ||
| 42 | 12-09 | 1217 | ||
| 41 | 12-01 | 1448 | ||
| 40 | 12-01 | 1587 | ||
| 39 | 12-01 | 1100 | ||
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