试题详情
- 单项选择题 Evaluate this SQL statement: SELECT e.employee_id, (.15* e.salary) + (.5 * e.commission_pct) + (s.sales amount * (.35 * e.bonus)) AS CALC_VALUE FROM employees e, sales s WHERE e.employee_id = s.emp_id; What will happen if you remove all the parentheses from the calculation? （）
A、The value displayed in the CALC_VALUE column will be lower.
B、The value displayed in the CALC_VALUE column will be higher.
C、There will be no difference in the value displayed in the CALC_VALUE column.
D、An error will be reported.
- C
关注下方微信公众号，在线模考后查看
热门试题
- Youobservedthefollow
- You are p
- You need
- What elements&
- Which three tasks ca
- What does̳
- （）是Apache的一个开源子项目，是一
- Your database&
- You discover that y
- An online tablespace
- Examine this stateme
- You execute&en
- To accomplish user-
- 说明Oracle 10g数据库文本初始化
- In Oracle̳
- You have 100 segment
- On Monday，&ens
- You want
- Which are the two op
- （）进程以循环方式填写联机重做日志文件。