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mybatis调用mysql存储过程返回多结果集(完整)

时间:2021-07-01 10:21:17 帮助过:198人阅读

CREATE PROCEDURE sp_multi_resultset(IN p_operator_company_no int, IN p_operator_no int, OUT p_error_code varchar(32), OUT p_error_info varchar(255)) BEGIN select 1 as col1,2 as col2; select 11 as col11,22 as col21; end $$ delimiter ; call sp_multi_resultset(1,1,@error_code,@error_info);

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2、mapper文件

<?xml version="1.0" encoding="UTF-8"?> 
 
<!DOCTYPE mapper  
  PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"  
  "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 
<mapper namespace="MultiResultset">
  <resultMap type="test.Test" id="test1">  
    <result column="col1"  jdbcType="INTEGER" javaType="Integer" /> 
    <result column="col2"  jdbcType="INTEGER" javaType="Integer" />   
  </resultMap>  

  <resultMap type="test.Test2" id="test2">   
    <result column="col1"  jdbcType="INTEGER" javaType="Integer" /> 
    <result column="col3"  jdbcType="INTEGER" javaType="Integer" />   
  </resultMap> 

  <select id="getTests" statementType="CALLABLE" parameterType="Map" resultMap="test1,test2" >
   {call sp_multi_resultset(#{param1,mode=IN,jdbcType=INTEGER},#{param2,mode=IN,jdbcType=INTEGER},#{errorCode,mode=OUT,jdbcType=VARCHAR},#{errorInfo,mode=OUT,jdbcType=VARCHAR})}
  </select>
</mapper>

https://github.com/mybatis/mybatis-3/issues/132

http://mybatis-user.963551.n3.nabble.com/Multiple-result-set-with-MyBatis-td2730801.html

http://bbs.csdn.net/topics/391003384

3、java代码

/**
 * 
 */
package com.medsoft.top10.dao;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.mybatis.spring.SqlSessionTemplate;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.cyl.kernel.util.JsonUtils;

/**
 * @author zhjh256@163.com
 * {@link} http://www.cnblogs.com/zhjh256
 */
@Service
public class TestMultiResultSet implements InitializingBean {
    @Autowired
    private SqlSessionTemplate sqlSession;
    /* (non-Javadoc)
     * @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
     */
    @Override
    public void afterPropertiesSet() throws Exception {
        Map<String,String> map = new HashMap<String,String>();
        map.put("param1", "1");
        map.put("param2", "1");
        map.put("errorCode", "");
        map.put("errorInfo", "");
        List<List<?>> multiResult = sqlSession.selectList("MultiResultset.getTests",map);
        System.out.println(JsonUtils.toJson(multiResult.get(0)));
        System.out.println(JsonUtils.toJson(multiResult.get(1)));
    }
}

输出:

[null]
[null]

说明压根没返回啊。。。这网上一个个都出来的,到底是测没测试呢。。。。难不成是spring-mybatis给阉割了,用原生mybatis看看。

mybatis调用mysql存储过程返回多结果集(完整)

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