可用于返回今天属于哪个月份的T-SQL语句是()。
A. SELECT DATEDIFF(mm,GetDate())
B. SELECT DATEDIFF(n,GetDate())
C. SELECT DATEPART(month,GetDate())
D. SELECT DATENAME(dw,GetDate())
下列关于存储过程的描述不正确的是()。
A. 存储过程能增强代码的重用性
B. 存储过程可以提高运行速度
C. 存储过程可以提高系统安全
D. 存储过程不能被直接调用
Listen and choose the best answer.
A. Due weather
B. Due landing delay at destination
C. Due separation
Due flow control
Listen and choose the best answer.
A. Due traffic
B. Due weight
C. Due performance
Due weather