SQL1: select name from emp where empid in (select manager_id from depart); SQL2: select name from emp e, depart d where e.empid%3Dd.manager_id; Select one: O True O False
SQL1: select name from emp where empid in (select manager_id from depart); SQL2: select name from emp e, depart d where e.empid%3Dd.manager_id; Select one: O True O False
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
Section: Chapter Questions
Problem 1PE
Related questions
Question
![Given the tables: emp [eid, ename, salary, d_id], depart [d_id, dname, manager_id]
The result o the following two SQL statements are the same:
SQL1:
select name
from emp
where empid in (select manager_id
from depart);
SQL2:
select name
from emp e, depart d
where e.empid%=d.manager_id;
Select one:
O True
O False](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8900a925-3f95-4601-9f73-da314140d58c%2F534a8e88-6b88-40da-8f1a-c81d3531fe85%2Fj6wsm1s_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Given the tables: emp [eid, ename, salary, d_id], depart [d_id, dname, manager_id]
The result o the following two SQL statements are the same:
SQL1:
select name
from emp
where empid in (select manager_id
from depart);
SQL2:
select name
from emp e, depart d
where e.empid%=d.manager_id;
Select one:
O True
O False
![Given the table: emp [eid, ename, salary, d_id]
The following sql statement retrieves:
select max(sum(salary))
from emp
group by d_id;
Select one:
a. sum of salaries of all departments - retrieve several values
O b. maximum salary of all departments - retrieve several values
O c. max salary of each department - retrieve only one value
O d. maximum sum of salaries of the departments in the company - retrieve one value](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8900a925-3f95-4601-9f73-da314140d58c%2F534a8e88-6b88-40da-8f1a-c81d3531fe85%2Fnbud9gm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Given the table: emp [eid, ename, salary, d_id]
The following sql statement retrieves:
select max(sum(salary))
from emp
group by d_id;
Select one:
a. sum of salaries of all departments - retrieve several values
O b. maximum salary of all departments - retrieve several values
O c. max salary of each department - retrieve only one value
O d. maximum sum of salaries of the departments in the company - retrieve one value
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