somya has made a database table in ms-access containing field like student name ,class .roll noand contact no.she set the primary key for the field 'student's name'.has she done the right thing by setting the primary key for this field.explain.
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Answered by
14
Answer:
No, have not the right thing.
Explanation:
It is because Primary key is used not to repeat. And if we will give the Primary key in Student's name it will not be the right thing because Students can have similar name.
Answered by
2
Answer:
No, have not the right thing.
Explanation:
it is because the Primary key is used not to repeat. And if we will give the Primary key in Student's name it will not be the right thing because Students can have a similar name.
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