For all the employees supervised by KING, give them a salary increase, which is equal to the 2% of the company’s average salary

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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For all the employees supervised by KING, give them a salary increase, which is equal to the 2% of the company’s average salary

 

using sql

EMPNO ENAME JOB
MGR HIREDATE SAL t COMM DEPTNO
7839 KING
PRESIDENT (null) 17-NOV-81
5000 (null)
10
7566 JONES
MANAGER
7839 02-APR-81
2975 (null)
20
7902 FORD
ANALYST
7566 03-DEC-81
3000 (null)
20
1.
2.
3.
Transcribed Image Text:EMPNO ENAME JOB MGR HIREDATE SAL t COMM DEPTNO 7839 KING PRESIDENT (null) 17-NOV-81 5000 (null) 10 7566 JONES MANAGER 7839 02-APR-81 2975 (null) 20 7902 FORD ANALYST 7566 03-DEC-81 3000 (null) 20 1. 2. 3.
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