PrepAway - Latest Free Exam Questions & Answers

Which of the following types of joins is used in the statement?

Symonds works as a Database Administrator for Blue Well Inc. The company uses an
Oracledatabase. The database contains a table named Employees. Following is the structure of
the table:
<code>
EmployeeID NUMBER (5) PRIMARY KEY EmployeeName VARCHAR2 (35) NOT NULL Salary
NUMBER (9, 2) NOT NULL Commission NUMBER (4, 2)
DepartmentID NUMBER (5)
Symonds queries the Employees table with the following statement:
SELECT e.EmployeeName, m.Salary
FROM Employees e, Employeesm
WHERE e.EmployeeID = m.EmployeeID;
</code>

Which of the following types of joins is used in the statement?

PrepAway - Latest Free Exam Questions & Answers

A.
Outer join

B.
Equijoin

C.
Cross join

D.
Self join


Leave a Reply

Your email address will not be published. Required fields are marked *