ClicktheExhibitbuttontoexaminethestructuresoftheEMPLOYEESandTAXtables. Youneedtofindthepercentagetaxapplicableforeachemployee.WhichSQLstatementwouldyouuse?()
A. SELECTemployee_id,salary,tax_percentFROMemployeeseJOINtaxtONe.salaryBETWEENt.min_salaryANDt.max_salary;
B. SELECTemployee_id,salary,tax_percentFROMemployeeseJOINtaxtWHEREe.salary>t.min_salaryAND
C. SELECTemployee_id,salary,tax_percentFROMemployeeseJOINtaxtON(MIN(e.salary)=t.min_salaryANDMAX(e.salary)=t.max_salary);
D. Youcannotfindtheinformationbecausethereisnocommoncolumnbetweenthetwotables.
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显示器是()。
A. 存储设备
B. 计算设备
C. 输出设备
D. 输入设备
Which two methods, inserted individually, correctly complete the Three class?()
A. public void foo(){ }
B. public int foo(){return 3;}
C. public Two foo(){return this;}
D. public One foo(){return this;}
E. public Object foo(){return this;}
企业数据仓库的建设通常按照快速原理予以实施,主要包括()。
A. 确定目标
B. 环境评估
C. 环境分析
D. 环境测试
下面这段代码中,变量subString的结果是()。 DimaStringAsString="LeftCenterRight" DimsubStringAsString subString=Mid(aString,13)
A. "_Right"
B. "Right_"
C. "Right"
D. "LeftCenter_"
E. "LeftCenter"
F. "_LeftCenter_"
G. "LeftCenterR"