Database System Concepts
Database System Concepts
7th Edition
ISBN: 9789332901384
Author: Henry F. Korth & S. Sudarshan Abraham Silberschatz
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 3, Problem 16E

Explanation of Solution

a.

SQL Query:

The SQL query to find the ID and name of each employee who lives in the same city as the location of the company for which the employee works is as follows:

select e...

Explanation of Solution

b.

SQL Query:

The SQL query to find the ID and name of each employee who lives in the same city and on the same street as does her or his manager is as follows:

select p...

Explanation of Solution

c.

SQL Query:

The SQL query to find the ID and name of each employee who earns more than the average salary of all employees of her ...

Explanation of Solution

d.

SQL Query:

The SQL query to find the company, which has the smallest payroll is as follows:

select company_name

from works

group by company_name

having sum(sa...

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