What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0? Options: A . &nbspALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0); B . &nbspNone of these C . &nbspALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0); D . &nbspALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0);

What SQL command will allow you to change the table STUDENT to add the constrain

Question

What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0?

Options:

A . ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0);

B . None of these

C . ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0);

D . ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0);

Answer: Option D

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