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A) SELECT NULL FROM EMPLOYEE

B) SELECT NAME FROM EMPLOYEE

C) SELECT NAME FROM EMPLOYEE WHEN SALARY = NULL

D) None of the above

1 Answer

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The correct answer to the question “Which of the following is a legal expression in SQL” is option (b). SELECT NAME FROM EMPLOYEE. And all the other option is incorrect. If you wish to learn more about SQL and wish to get certified, then check out the SQL certification course from Intellipaat. Also, watch the following video on SQL Tutorial.

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