What would be the outcome of the following statements?

Evaluate the following statements:
CREATE TABLE digits
(id NUMBER(2),
description VARCHAR2(15));
INSERT INTO digits VALUES (1,’ONE’);
UPDATE digits SET description =’TWO’ WHERE id=1;
INSERT INTO digits VALUES (2,’TWO’);
COMMIT;
DELETE FROM digits;
SELECT description FROM digits
VERSIONS BETWEEN TIMESTAMP MINVALUE AND MAXVALUE;
What would be the outcome of the above query?

Evaluate the following statements:

CREATE TABLE digits
(id NUMBER(2),
description VARCHAR2(15));
INSERT INTO digits VALUES (1,’ONE’);
UPDATE digits SET description =’TWO’ WHERE id=1;
INSERT INTO digits VALUES (2,’TWO’);
COMMIT;
DELETE FROM digits;
SELECT description FROM digits
VERSIONS BETWEEN TIMESTAMP MINVALUE AND MAXVALUE;

What would be the outcome of the above query?

A.
It would not display any values.

B.
It would display the value TWO once.

C.
It would display the value TWO twice.

D.
It would display the values ONE, TWO, and TWO.



Leave a Reply 2

Your email address will not be published. Required fields are marked *


user

user

fvq displays each version of the table at commits

Cindy

Cindy

I don’t understand why the answer is C. Have the answers been deleted already?