当前位置: 答题翼 > 问答 > 计算机类考试 > 正文
目录: 标题| 题干| 答案| 搜索| 相关
问题

Click the Exhibit button to examine the data of the EMPLOYEES table.Which statement lists


Click the Exhibit button to examine the data of the EMPLOYEES table.Which statement lists the ID, name, and salary of the employee, and the ID and name of the employee‘s manager, for all the employees who have a manager and earn more than 4000?()

A.SELECT employee_id "Emp_id", emp_name "Employee", salary, employee_id "Mgr_id", emp_name "Manager" FROM employees WHERE salary > 4000;

B.SELECT e.employee_id "Emp_id", e.emp_name "Employee", e.salary, m.employee_id "Mgr_id", m.emp_name "Manager" FROM employees e JOIN employees m WHERE e.mgr_id = m.mgr_id AND e.salary > 4000;

C.SELECT e.employee_id "Emp_id", e.emp_name "Employee", e.salary, m.employee_id "Mgr_id", m.emp_name "Manager" FROM employees e JOIN employees m ON (e.mgr_id = m.employee_id) AND e.salary > 4000;

D.SELECT e.employee_id "Emp_id", e.emp_name "Employee", e.salary, m.mgr_id "Mgr_id", m.emp_name "Manager" FROM employees e SELF JOIN employees m WHERE e.mgr_id = m.employee_id AND e.salary > 4000;

E.SELECT e.employee_id "Emp_id", e.emp_name "Employee", e.salary, m.mgr_id "Mgr_id" m.emp_name "Manager" FROM employees e JOIN employees m USING (e.employee_id = m.employee_id) AND e.salary > 4000;

参考答案
您可能感兴趣的试题
  • Click the button “buy” or “add to my shopping cart” to continue shopping other items or check out. ()

  • The economy continued to exhibit signs of

  • Click the Exhibit button. What two must the programmer do to correct the compilation errors? ()

  • Click the Exhibit button and examine the data in the EMPLOYEES table.Which three subqueries work? ()

  • Click the Exhibit button and examine the data from the EMP table.The COMMISSION column sho

  • Click the Exhibit button.Based on the exhibit client PC 192.168.10.10 cannot ping 1.1.1.2.Which is a potential cause for this problem?()