Mybatis中helloworld例子

1.helloworld例子：

做一个普通的java project:

例 1.1

package com;

public class Register {

public String toString() {

return "id:"+id+"\nname:"+name+"\nage:"+age;

}

private Integer id;

private String name;

private Integer age;

public Integer getId() {

return id;

}

public void setId(Integer id) {

this.id = id;

}

public String getName() {

return name;

}

public void setName(String name) {

this.name = name ;

}

public Integer getAge() {

return age;

}

public void setAge(Integer age) {

this.age = age;

}

}

package com.mapper;

import com.Register;

public interface RegisterMapper {

Register selectByPrimaryKey(Integer id);

}

更多请见：https://blog.csdn.net/qq_44639795/article/details/100056101