Show how to define the view student grades (ID, GPA) giving the grade-point average of each student, based on the query in Exercise 3.2; recall that we used a relation grade points(grade, points) to...

Show how to define the view student grades (ID, GPA) giving the grade-point average of each student, based on the query in Exercise 3.2; recall that we used a relation grade points(grade, points) to get the numeric points associated with a letter grade. Make sure your view definition correctly handles the case of null values for the grade attribute of the takes relation.

Jun 09, 2022

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Show how to define the view student grades (ID, GPA) giving the grade-point average of each student, based on the query in Exercise 3.2; recall that we used a relation grade points(grade, points) to...

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