Which one is a system privilege?（）

A. SELECT
B. DELETE
C. EXECUTE
D. ALTER TABLE
E. CREATE TABLE

点击查看答案

上一题目录下一题

相关考题

单项选择题

Which SQL statement displays the date March 19, 2001 in a format that appears as "Nineteenth of March 2001 12:00:00 AM"?（）

A. SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'fmDdspth "of" Month YYYY fmHH:MI:SS AM') NEW_DATE FROM dual;
B. SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'Ddspth "of" Month YYYY fmHH:MI:SS AM') NEW_DATE HH:MI:SS AM') NEW _ DATE FROM dual;
C. SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'fmDdspth "of" Month YYYY NEW _ DATE FROM dual;
D. SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY), 'fmDdspth "of" Month YYYYfmtHH:HI:SS AM')NEW_DATE FROM dual;

单项选择题

The EMPLOYEES table contains these columns:

You need to write a query that will produce these results:
1. Display the salary multiplied by the commission_pct.
2. Exclude employees with a zero commission_pct.
3. Display a zero for employees with a null commission value.
Evaluate the SQL statement:

What does the statement provide?（）

A. All of the desired results
B. Two of the desired results
C. One of the desired results
D. An error statement

单项选择题

A subquery can be used to（）.

A. Create groups of data
B. Sort data in a specific order
C. Convert data to a different format
D. Retrieve data based on an unknown condition

备案号：湘ICP备2022003000号-1

关注
顶部

微信扫一扫,加关注免费搜题