单项选择题
A. setenv ORA_SDTZ ’DB_TZ’
B. setenv ORA_SDTZ ’+10:00’
C. setenv ORA_SDTZ ’OS-TZ’
D. setenv ORA_SDTZ ’Europe/London’
单项选择题 YouarespecifyingFrenchcase-insensitivesortsbyusingtheNSL_SORTparameterfortheusersessionoftheuser,Scott.WhichvaluewillyousetfortheNLS_SORTparameter?()
单项选择题 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?()
单项选择题 Whichstatementmustyouissuetoanalready-runningAutomaticStorageManagement(ASM)instancetopreventdatabaseinstancesfromconnectingtotheASMinstance?()