Grouping_Id Concept in SQL with Group by Extension Cube and Rollup



Grouping_ID Concept with Cube and Rollup

Row Labels
Sum of SAL

Rollup_ID

CUBE_ID

ANALYST
6000
Rollup
1
Cube
1
Job Wise Total
20
6000

0

0

CLERK
2850
Rollup
1
Cube
1
Job Wise Total
20
1900

0

0

30
950

0

0

MANAGER
8275
Rollup
1
Cube
1
Job Wise Total
10
2450

0

0

20
2975

0

0

30
2850

0

0

PRESIDENT
5000
Rollup
1
Cube
1
Job Wise Total
10
5000

0

0

SALESMAN
5600
Rollup
1
Cube
1
Job Wise Total
30
5600

0

0

Grand Total
27725
Rollup
3
Cube
3
Grand Total
10
7450


Cube
2
Dept wise Total
20
10875


Cube
2
Dept wise Total
30
9400


Cube
2
Dept wise Total


--====================================================

select * from XX_EMP_TL

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

--====================================================

select  DEPTNO, SUM(SAL) Salary
from XX_EMP_TL
GROUP BY  DEPTNO

DEPTNO
SALARY
30
9400
20
10875
10
7450

select DEPTNO , SUM(SAL) SAL 
from XX_EMP_TL
GROUP BY ROLLUP(DEPTNO)
order by 1

DEPTNO
SAL
10
7450
20
10875
30
9400

27725

select DEPTNO , SUM(SAL) SAL 
from XX_EMP_TL
GROUP BY CUBE(DEPTNO)
order by 1

DEPTNO
SAL
10
7450
20
10875
30
9400

27725


select  DEPTNO, SUM(SAL) SAL , GROUPING_ID(DEPTNO)
from XX_EMP_TL
GROUP BY ROLLUP(DEPTNO)
order by 1

DEPTNO
SAL
GROUPING_ID(DEPTNO)
10
7450
0
20
10875
0
30
9400
0

27725
1


select  DEPTNO, SUM(SAL) SAL, DECODE(GROUPING_ID(DEPTNO), 1, 'Grand Total' , '') TOTAL
from XX_EMP_TL
GROUP BY ROLLUP(DEPTNO)
order by 1


DEPTNO
SAL
TOTAL
10
7450

20
10875

30
9400


27725
Grand Total


--===============with 2 Columns ==========================

select JOB, DEPTNO, SUM(SAL) Salary
from XX_EMP_TL
GROUP BY JOB, DEPTNO
order by 1

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


--============ ROLLUP=============

select NVL(JOB,'TOTAL') JOB,
NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO,
SUM(SAL) SAL ,
GROUPING_ID(JOB, DEPTNO)
from XX_EMP_TL
GROUP BY ROLLUP(JOB, DEPTNO)
order by 1,2

JOB
DEPTNO
SAL
GROUPING_ID(JOB,DEPTNO)
ANALYST
20
6000
0
ANALYST
TOTAL
6000
1
CLERK
20
1900
0
CLERK
30
950
0
CLERK
TOTAL
2850
1
MANAGER
10
2450
0
MANAGER
20
2975
0
MANAGER
30
2850
0
MANAGER
TOTAL
8275
1
PRESIDENT
10
5000
0
PRESIDENT
TOTAL
5000
1
SALESMAN
30
5600
0
SALESMAN
TOTAL
5600
1
TOTAL
TOTAL
27725
3

select
NVL(JOB,'TOTAL') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL , GROUPING_ID(JOB, DEPTNO) ID,
DECODE(GROUPING_ID(JOB, DEPTNO),1, 'Job wise Salary ', 2, 'Dept Wise Salary' ,3, 'Grand Total', '') TOTAL
from XX_EMP_TL
GROUP BY ROLLUP(JOB, DEPTNO)
order by 1,2

JOB
DEPTNO
SAL
ID
TOTAL
ANALYST
20
6000
0

ANALYST
TOTAL
6000
1
Job wise Salary
CLERK
20
1900
0

CLERK
30
950
0

CLERK
TOTAL
2850
1
Job wise Salary
MANAGER
10
2450
0

MANAGER
20
2975
0

MANAGER
30
2850
0

MANAGER
TOTAL
8275
1
Job wise Salary
PRESIDENT
10
5000
0

PRESIDENT
TOTAL
5000
1
Job wise Salary
SALESMAN
30
5600
0

SALESMAN
TOTAL
5600
1
Job wise Salary
TOTAL
TOTAL
27725
3
Grand Total



--============ CUBE =============

select NVL(JOB,'TOTAL') JOB,
NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO,
SUM(SAL) SAL ,
GROUPING_ID(JOB, DEPTNO)
from XX_EMP_TL
GROUP BY CUBE(JOB, DEPTNO)
order by 1,2

JOB
DEPTNO
SAL
GROUPING_ID(JOB,DEPTNO)
ANALYST
20
6000
0
ANALYST
TOTAL
6000
1
CLERK
20
1900
0
CLERK
30
950
0
CLERK
TOTAL
2850
1
MANAGER
10
2450
0
MANAGER
20
2975
0
MANAGER
30
2850
0
MANAGER
TOTAL
8275
1
PRESIDENT
10
5000
0
PRESIDENT
TOTAL
5000
1
SALESMAN
30
5600
0
SALESMAN
TOTAL
5600
1
TOTAL
10
7450
2
TOTAL
20
10875
2
TOTAL
30
9400
2
TOTAL
TOTAL
27725
3


select --NVL(TO_CHAR(MGR),'TOTAL') MGR,
NVL(JOB,'TOTAL') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL , GROUPING_ID(JOB, DEPTNO) ID,
DECODE(GROUPING_ID(JOB, DEPTNO),1, 'Job wise Salary ', 2, 'Dept Wise Salary' ,3, 'Grand Total', '') TOTAL
from XX_EMP_TL
GROUP BY CUBE(JOB, DEPTNO)
order by 1,2


JOB
DEPTNO
SAL
ID
TOTAL
ANALYST
20
6000
0

ANALYST
TOTAL
6000
1
Job wise Salary
CLERK
20
1900
0

CLERK
30
950
0

CLERK
TOTAL
2850
1
Job wise Salary
MANAGER
10
2450
0

MANAGER
20
2975
0

MANAGER
30
2850
0

MANAGER
TOTAL
8275
1
Job wise Salary
PRESIDENT
10
5000
0

PRESIDENT
TOTAL
5000
1
Job wise Salary
SALESMAN
30
5600
0

SALESMAN
TOTAL
5600
1
Job wise Salary
TOTAL
10
7450
2
Dept Wise Salary
TOTAL
20
10875
2
Dept Wise Salary
TOTAL
30
9400
2
Dept Wise Salary
TOTAL
TOTAL
27725
3
Grand Total


select * from (
select --NVL(TO_CHAR(MGR),'TOTAL') MGR,
NVL(JOB,'TOTAL') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL from XX_EMP_TL
GROUP BY CUBE(JOB, DEPTNO)
) 
PIVOT (SUM(SAL) AS SALARY FOR (DEPTNO) IN (  
  '10' AS "10"     
, '20' AS "20"
, '30' AS "30"
, 'TOTAL' TOTAL
 )  )
 ORDER BY 1

JOB
10_SALARY
20_SALARY
30_SALARY
TOTAL_SALARY
ANALYST

6000

6000
CLERK

1900
950
2850
MANAGER
2450
2975
2850
8275
PRESIDENT
5000


5000
SALESMAN


5600
5600
TOTAL
7450
10875
9400
27725


--===============with 3 Columns ==========================

select MGR, JOB, DEPTNO, SUM(SAL) Salary
from XX_EMP_TL
GROUP BY MGR, JOB, DEPTNO

select NVL(TO_CHAR(MGR),'TOTAL')
MGR, NVL(JOB,'Sub Total') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL,GROUPING_ID(MGR,JOB, DEPTNO) ,
DECODE(GROUPING_ID(MGR,JOB, DEPTNO),1, 'DEPT Wise Salary' ,2, 'JOB wise Salary ', 3, 'MGR Wise Salary' ,4, 'Grand Total',5,'JOB wise Total', 6,'DEPT wise TOTAL',7,'MGR wise TOTAL', '') TOTAL
from XX_EMP_TL
GROUP BY CUBE(MGR,JOB, DEPTNO)
order by 5

select * from (
select NVL(TO_CHAR(MGR),'TOTAL')
MGR, NVL(JOB,'Sub Total') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL from XX_EMP_TL
GROUP BY CUBE(MGR,JOB, DEPTNO)
) 
PIVOT (SUM(SAL) AS SALARY FOR (DEPTNO) IN (  
  '10' AS "10"     
, '20' AS "20"
, '30' AS "30"
, 'TOTAL' TOTAL
 )  )
 ORDER  by 1,2

--=================
 
select * from (
select NVL(TO_CHAR(MGR),'TOTAL')
MGR, NVL(JOB,'Sub Total') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL from XX_EMP_TL
GROUP BY CUBE(MGR,JOB, DEPTNO)
) 
PIVOT  (SUM(SAL) AS SALARY FOR (DEPTNO) IN (  
  '10' AS "10"     
, '20' AS "20"
, '30' AS "30"
, 'TOTAL' TOTAL
 )  )
MINUS
select * from (
select * from (
select NVL(TO_CHAR(MGR),'TOTAL')
MGR, NVL(JOB,'Sub Total') JOB, NVL(TO_CHAR(DEPTNO),'TOTAL') DEPTNO, SUM(SAL) SAL from XX_EMP_TL
GROUP BY CUBE(MGR,JOB, DEPTNO)
) 
PIVOT (SUM(SAL) AS SALARY FOR (DEPTNO) IN (  
  '10' AS "10"     
, '20' AS "20"
, '30' AS "30"
, 'TOTAL' TOTAL
 )  )
ORDER BY 1,2
) A where MGR = 'TOTAL'
AND  JOB in ('ANALYST','CLERK','MANAGER','PRESIDENT','SALESMAN')



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