Interview Answer

Nine people canít make a baby in a month. (regarding the addition of more programmers to get a project completed faster Fred Brooks

List the highest salary paid for each job.

April 12, 2016 7:26 pm

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List the highest salary paid for each job.



												desc HR.employees;
												
												Name           Null     Type         
												-------------- -------- ------------ 
												EMPLOYEE_ID    NOT NULL NUMBER(6)    
												FIRST_NAME              VARCHAR2(20) 
												LAST_NAME      NOT NULL VARCHAR2(25) 
												EMAIL          NOT NULL VARCHAR2(25) 
												PHONE_NUMBER            VARCHAR2(20) 
												HIRE_DATE      NOT NULL DATE         
												JOB_ID         NOT NULL VARCHAR2(10) 
												SALARY                  NUMBER(8,2)  
												COMMISSION_PCT          NUMBER(2,2)  
												MANAGER_ID              NUMBER(6)    
												DEPARTMENT_ID           NUMBER(4)   
												

The Max funcation returns maximum value and group by funcation group the result set.


Solution

   					 
												SELECT JOB, MAX(SAL) FROM EMPLOYEE GROUP BY JOB;
																    

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