java ee怎样从数据库读取数据并显示出来?

Question

protectedvoiddoGet(HttpServletRequestrequest,HttpServletResponseresponse)throwsServletException,IOException{StringStuID=request.getParameter("StuID");System.out.print(Stu...

Answer 1

System.out.println("学生姓名："+StuID); String CourNum=rs.getString(CourNum); System.out.println("课程编号："+CourNum); String CourID=rs.getString(CourID); System.out.println("课程名称："+CourID); String CourS=rs.getString(CourS); System.out.println("课程成绩："+CourS); 这里不对。