Given the table: emp [eid, ename, salary, d_id] the following query retrieves the: select d_id from emp having sum(salary) = (select max(sum(salary)) from emp group by d_id) group by d_id; Select one: O a. department id that has the maximum sum of salaries- one department id. O b. group by department_id must be deleted. O this query incorrect O d. department id that has the maximum sum of salaries - several departments

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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i want the answer of this databse qoustion

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Given the table: emp [eid, ename, salary, d_id]
the following query retrieves the:
select d_id
from emp
having sum(salary)=
(select max(sum(salary))
from emp
group by d_id)
group by d_id;
Select one:
O a. department id that has the maximum sum of salaries- one department id.
O b. group by department_id must be deleted.
O . this query incorrect
O d. department id that has the maximum sum of salaries - several departments
Transcribed Image Text:Given the table: emp [eid, ename, salary, d_id] the following query retrieves the: select d_id from emp having sum(salary)= (select max(sum(salary)) from emp group by d_id) group by d_id; Select one: O a. department id that has the maximum sum of salaries- one department id. O b. group by department_id must be deleted. O . this query incorrect O d. department id that has the maximum sum of salaries - several departments
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