updateData.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Student student = new Student();
                student.setName("张三");
                student.setClass_id("142");
                student.setScore(100);
                student.save();
                student.setScore(60);
                student.save();

                Student student1 = new Student();
                student1.setClass_id("131");
                student1.updateAll( "name = ?","张三");

            }
        });