ROLLUP and CUBE in Oracle

SQL> set lines 100
SQL> set pages 50
SQL> SELECT * FROM EMP;

     EMPNO ENAME      JOB              MGR HIREDATE         SAL       COMM     DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
      7369 SMITH      CLERK           7902 17-DEC-80        800                    20
      7499 ALLEN      SALESMAN        7698 20-FEB-81       1600        300         30
      7521 WARD       SALESMAN        7698 22-FEB-81       1250        500         30
      7566 JONES      MANAGER         7839 02-APR-81       2975                    20
      7654 MARTIN     SALESMAN        7698 28-SEP-81       1250       1400         30
      7698 BLAKE      MANAGER         7839 01-MAY-81       2850                    30
      7782 CLARK      MANAGER         7839 09-JUN-81       2450                    10
      7788 SCOTT      ANALYST         7566 09-DEC-82       3000                    20
      7839 KING       PRESIDENT            17-NOV-81       5000                    10
      7844 TURNER     SALESMAN        7698 08-SEP-81       1500          0         30
      7876 ADAMS      CLERK           7788 12-JAN-83       1100                    20
      7900 JAMES      CLERK           7698 03-DEC-81        950                    30
      7902 FORD       ANALYST         7566 03-DEC-81       3000                    20
      7934 MILLER     CLERK           7782 23-JAN-82       1300                    10

14 rows selected.

SQL> SELECT DEPTNO,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY DEPTNO ORDER BY DEPTNO;

    DEPTNO SUM_OF_SAL
---------- ----------
        10       8750
        20      10875
        30       9400

SQL> SELECT DEPTNO,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY ROLLUP(DEPTNO) ORDER BY DEPTNO;

    DEPTNO SUM_OF_SAL
---------- ----------
        10       8750
        20       10875
        30       9400
                   29025

SQL> SELECT DEPTNO,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY CUBE(DEPTNO) ORDER BY DEPTNO;

    DEPTNO SUM_OF_SAL
---------- ----------
        10       8750
        20       10875
        30       9400
                   29025

SQL> SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY DEPTNO,JOB ORDER BY DEPTNO;

    DEPTNO JOB       SUM_OF_SAL
---------- --------- ----------
        10 CLERK               1300
        10 MANAGER         2450
        10 PRESIDENT       5000
        20 ANALYST          6000
        20 CLERK               1900
        20 MANAGER         2975
        30 CLERK                  950
        30 MANAGER         2850
        30 SALESMAN        5600

9 rows selected.

SQL> SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY ROLLUP(DEPTNO,JOB) ORDER BY DEPTNO;

    DEPTNO JOB       SUM_OF_SAL
---------- --------- ----------
        10 CLERK               1300
        10 MANAGER         2450
        10 PRESIDENT       5000
        10                              8750
        20 ANALYST         6000
        20 CLERK               1900
        20 MANAGER         2975
        20                             10875
        30 CLERK                  950
        30 MANAGER         2850
        30 SALESMAN        5600
        30                              9400
                                         29025

13 rows selected.

SQL> SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY CUBE(DEPTNO,JOB) ORDER BY DEPTNO;

    DEPTNO JOB       SUM_OF_SAL
---------- --------- ----------
        10 CLERK                1300
        10 MANAGER         2450
        10 PRESIDENT       5000
        10                              8750
        20 ANALYST          6000
        20 CLERK                1900
        20 MANAGER         2975
        20                             10875
        30 CLERK                  950
        30 MANAGER         2850
        30 SALESMAN        5600
        30                              9400
           ANALYST          6000
           CLERK                4150
           MANAGER         8275
           PRESIDENT       5000
           SALESMAN        5600
                                       29025

18 rows selected.

SQL> SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL ,GROUPING_ID(DEPTNO,JOB) AS SUB_TOTAL FROM EMP
  2  GROUP BY ROLLUP(DEPTNO,JOB) ORDER BY DEPTNO;

    DEPTNO JOB       SUM_OF_SAL  SUB_TOTAL
---------- --------- ---------- ----------
        10 CLERK           1300          0
        10 MANAGER         2450          0
        10 PRESIDENT       5000          0
        10                 8750          1
        20 ANALYST         6000          0
        20 CLERK           1900          0
        20 MANAGER         2975          0
        20                10875          1
        30 CLERK            950          0
        30 MANAGER         2850          0
        30 SALESMAN        5600          0
        30                 9400          1
                          29025          3

13 rows selected.

SQL> SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL,
  2  CASE GROUPING_ID(DEPTNO,JOB)
  3  WHEN 1 THEN 'DEPT SUBTOTAL'
  4  WHEN 2 THEN 'JOB SUBTOTAL'
  5  WHEN 3 THEN 'GRAND TOTAL'
  6  END AS SUB_TOTAL
  7  FROM EMP
  8  GROUP BY ROLLUP(DEPTNO,JOB) ORDER BY DEPTNO;

    DEPTNO JOB       SUM_OF_SAL SUB_TOTAL
---------- --------- ---------- -------------
        10 CLERK           1300
        10 MANAGER         2450
        10 PRESIDENT       5000
        10                 8750 DEPT SUBTOTAL
        20 ANALYST         6000
        20 CLERK           1900
        20 MANAGER         2975
        20                10875 DEPT SUBTOTAL
        30 CLERK            950
        30 MANAGER         2850
        30 SALESMAN        5600
        30                 9400 DEPT SUBTOTAL
                          29025 GRAND TOTAL

13 rows selected.

SQL> SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL,
  2  CASE GROUPING_ID(DEPTNO,JOB)
  3  WHEN 1 THEN 'DEPT SUBTOTAL'
  4  WHEN 2 THEN 'JOB SUBTOTAL'
  5  WHEN 3 THEN 'GRAND TOTAL'
  6  END AS SUB_TOTAL
  7  FROM EMP
  8  GROUP BY CUBE(DEPTNO,JOB) ORDER BY DEPTNO;

    DEPTNO JOB       SUM_OF_SAL SUB_TOTAL
---------- --------- ---------- -------------
        10 CLERK           1300
        10 MANAGER         2450
        10 PRESIDENT       5000
        10                 8750 DEPT SUBTOTAL
        20 ANALYST         6000
        20 CLERK           1900
        20 MANAGER         2975
        20                10875 DEPT SUBTOTAL
        30 CLERK            950
        30 MANAGER         2850
        30 SALESMAN        5600
        30                 9400 DEPT SUBTOTAL
           ANALYST         6000 JOB SUBTOTAL
           CLERK           4150 JOB SUBTOTAL
           MANAGER         8275 JOB SUBTOTAL
           PRESIDENT       5000 JOB SUBTOTAL
           SALESMAN        5600 JOB SUBTOTAL
                          29025 GRAND TOTAL

18 rows selected.

SQL>

Queries:

SELECT * FROM EMP;
SELECT DEPTNO,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY DEPTNO ORDER BY DEPTNO;
SELECT DEPTNO,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY ROLLUP(DEPTNO) ORDER BY DEPTNO;
SELECT DEPTNO,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY CUBE(DEPTNO) ORDER BY DEPTNO;
SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY DEPTNO,JOB ORDER BY DEPTNO;
SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY ROLLUP(DEPTNO,JOB) ORDER BY DEPTNO;
SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL FROM EMP GROUP BY CUBE(DEPTNO,JOB) ORDER BY DEPTNO;
SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL ,GROUPING_ID(DEPTNO,JOB) AS SUB_TOTAL FROM EMP
GROUP BY ROLLUP(DEPTNO,JOB) ORDER BY DEPTNO;
SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL,
CASE GROUPING_ID(DEPTNO,JOB)
WHEN 1 THEN 'DEPT SUBTOTAL'
WHEN 2 THEN 'JOB SUBTOTAL'
WHEN 3 THEN 'GRAND TOTAL'
END AS SUB_TOTAL
FROM EMP
GROUP BY ROLLUP(DEPTNO,JOB) ORDER BY DEPTNO;
SELECT DEPTNO,JOB,SUM(SAL) AS SUM_OF_SAL,
CASE GROUPING_ID(DEPTNO,JOB)
WHEN 1 THEN 'DEPT SUBTOTAL'
WHEN 2 THEN 'JOB SUBTOTAL'
WHEN 3 THEN 'GRAND TOTAL'
END AS SUB_TOTAL
FROM EMP
GROUP BY CUBE(DEPTNO,JOB) ORDER BY DEPTNO;