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Grades are mapped to a grade point as follows: A:10, B:8, C:6, D:4 and F:0. Create a table to store these mappings and write a

Grades are mapped to a grade point as follows: A:10, B:8, C:6, D:4 and F:0. Create a table to store these mappings and write a query to find the CPI of each student, using this table. Make sure students who have not got a non-null grade in any course are displayed with a CPI of null.

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section Course id sec id semester year ID takes course id sec id semester year grade student ID dept name tot cred time_slot time slot id start time end time course course id title dept_name credits department dept name building budget building room number time slot id day classroom building room number capacity ID teaches course id sec id semester year prereq course id ptare id instructor ID name dept name salary advisor Id Lid

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