Which of the following is a legal expression in SQL? - Study24x7
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45 followers study24x7 17 Feb 2021 06:33 PM study24x7 study24x7

Which of the following is a legal expression in SQL?

A

SELECT NULL FROM EMPLOYEE;

B

SELECT NAME FROM EMPLOYEE;

C

SELECT NAME FROM EMPLOYEE WHEN SALARY = NULL;

D

None of the above

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