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UGC-NET | UGC NET CS 2016 July – II | Question 19
Consider the following two commands C1 and C2 on the relation R from an SQL database:
C1 : drop table R;
C2 : delete from R;
Which of the following statements is TRUE ?
I. Both C1 and C2 delete the schema for R.
II. C2 retains relation R, but deletes all tuples in R.
III. C1 deletes not only all tuples of R, but also the schema for R.
(A)
I only
(B)
I and II only
(C)
II and III only
(D)
I, II and III
Answer
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