Which one of the following deletes all the entries but keeps the structure of the relation.
A. Delete from r where P;
B. Delete from instructor where dept name= ’Finance’;
C. Delete from instructor where salary between 13000 and 15000;
D. Delete from instructor;
Answer:D
Which one of the following deletes all the entries but keeps the structure of the relation.
A. Delete from r where P; B. Delete from instructor where dept name= ’Finance’; C. Delete from instructor where salary between 13000 and 15000; D. Delete from instructor;