Open In App

ISRO | ISRO CS 2020 | Question 66

Like Article
Like
Save
Share
Report

The SQL query

SELECT columns
FROM TableA
RIGHT OUTER JOIN TableB
ON A.columnName = B.columnName
WHERE A.columnName IS NULL 

returns the following:
(A) All rows in Table B, which meets equality condition above and, none from Table A, which meets the condition
(B) All rows in Table A, which meets equality condition above and none from Table B, which meets the condition
(C) All rows in Table B, which meets equality condition
(D) All rows in Table A, which meets equality condition
(E) None of these


Answer: (E)

Explanation: Query returns records of table B which are failed equality condition of join.

Option (E) is correct.

Quiz of this Question


Last Updated : 09 Sep, 2020
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads