package com.mybatis.mapper;
import org.apache.ibatis.annotations.One;
import org.apache.ibatis.annotations.Result;
import org.apache.ibatis.annotations.Results;
import org.apache.ibatis.annotations.Select;
import com.mybatis.pojo.Person;
public interface PersonMapper {
@Select("select * from person where id = #{id} ")
@Results({
@Result(column = "cid", property = "idcard", one = @One(select = "com.mybatis.mapper.IdcardMapper.findIdcardById")) })
// 根据id查询个人信息
public Person findPersonById(int id);
}
mybatis 使用(7)基于注解的一对一映射
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转载自blog.csdn.net/qq_37769323/article/details/104320582
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