题目内容

9. The local government has decided to spend more money on the (equip) ______ of the hospitals in the rural area.

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10. I tried to fix the computer myself, but that just made it (bad) ______ than I had expected.

下列函数中不是聚合函数的是( )。

A. COUNT()
B. MIN()
C. SUM()
D. SQRT()

以哪个符号开头的变量是全局变量( )。

A. @
B. @*
C. @@
D. @$

声明局部变量使用的命令是( )。

A. DECLARE
B. SELECT
C. SET
D. CREATE