12.21-jdbc学习之一增删改查（2）

//测试类

import java.util.List;




import com.jdbc.dao.Studentinter;
import com.jdbc.dao.imp.Studentimp;
import com.jdbc.entity.Student;


public class Test {
public static void main(String[] args) {
Studentinter stu=new Studentimp();
//测试插入
/*Student student=new Student(2,"李四2",1,"111");
stu.insert(student);*/
//修改
/* Student student=new Student();
student.setStudentName("lisi2");
student.setStudentNo(1);

stu.update(student);*/

//查询
List<Student> list =   stu.selectPartStudent(2);
for(Student student  : list){
System.out.println(student.toString());
}






}


}