INSERT INTO employee(employee_number, employee_name, employee_level, employee_title, create_time, update_time)
VALUES(#{employeeNumber}, #{employeeName}, #{employeeLevel}, #{employeeTitle}, now(), now())
INSERT INTO employee(employee_number, employee_name, employee_level, employee_title, create_time, update_time)
VALUES
(#{item.employeeNumber}, #{item.employeeName}, #{item.employeeLevel}, #{item.employeeTitle}, now(), now())
UPDATE employee SET employee_level = #{employeeLevel}, employee_title = #{employeeTitle}
WHERE employee_number = #{employeeNumber}