GATE CSE 2007
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MCQ (Single Correct Answer)
GATE CSE 2007
Consider the relation employee(name, sex, supervisorName) with name as the key, supervisorName gives the name of the supervisor of the employee under consideration. What does the following Tuple Relational Calculus query produce?
A) Names of employees with a male supervisor.
B) Names of employees with no immediate male subordinates.
C) Names of employees with no immediate female subordinates.
D) Names of employees with a female supervisor.