

MCQOPTIONS
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1. |
Consider the set of relations given below and the SQL query that follows:Students : ( Roll_number, Name, Date_of_birth )Courses: (Course_number, Course_name, Instructor)Grades: (Roll_number, Course_number, Grade)SELECT DISTINCT NameFROM Students, Courses, GradesWHERE Students.Roll_ number = Grades.Roll_numberAND Courses.Instructor = SriramAND Courses.Course_number = Grades.Course_numberAND Grades.Grade = AWhich of the following sets is computed by the above query? |
A. | Names of Students who have got an A grade in all courses taught by Sriram |
B. | Names of Students who have got an A grade in all courses |
C. | Names of Students who have got an A grade in at least one of the Courses taught by sriram |
D. | None of the above |
Answer» D. None of the above | |