- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
You created the ORDERS table in your database by using the following code：
SQL> CREATE TABLE ORDERS （ORDER_DATE TIMESTAMP（0） WITH TIME ZONE）；
Then， you inserted data in the ORDERS table and saved it by issuing the following statements：SQL> INSERT INTO ORDERS VALUES（’18-AUG-00 10：26：44 PM America/New_York’）；
SQL> INSERT INTO ORDERS VALUES（’23-AUG-02 12：46：34 PM America/New_York’）；
SQL> COMMIT；
Next， you issued the following statement to change the time zone for the database：
SQL> ALTER DATABASE SET TIME_ZONE=’Europe/London’；
What will be the result of executing the above statement？（）
A. The statement will fail.
B. The statement will be executed successfully， and the new time zone will be set for the database.
C. The statement will be executed successfully， but the new time zone will be set for the current session.
D.The statement will be executed successfully， but the new time zone will neither be set for the database nor for a specific session.
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