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.
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