表达式 select ((6%(7-5))+8)*9-2+(5%2) 的运算结果是多少?
A 70
B 71
C 72
D 73
查看答案
修改表记录的语句关键字是:
A delete
B update
C insert
D select
在语句 select * from student where s_name like ’%晓%’ where 关键字表示的含义是:
A 条件
B 在哪里
C 模糊查询
D 逻辑运算
If one has the desire to improve his reading speed, the motivation to practice and, he may