1 create table p_user(   2     id int primary key auto_increment,   3     name varchar(10), 4     sex char(2) 5 );  6  7 insert into p_user(name,sex) values(‘A‘,"男");   8 insert into p_user(name,sex) values(‘B‘,"女");   9 insert into p_user(name,sex) values(‘C‘,"男");  10 11 -- 创建存储过程(查询得到男性或女性的数量, 如果传入的是0就女性否则是男性)12 DELIMITER $13 CREATE PROCEDURE mybatis.ges_user_count(IN sex_id INT, OUT user_count INT)14 BEGIN  15 IF sex_id=0 THEN16 SELECT COUNT(*) FROM mybatis.p_user WHERE p_user.sex=‘女‘ INTO user_count;17 ELSE18 SELECT COUNT(*) FROM mybatis.p_user WHERE p_user.sex=‘男‘ INTO user_count;19 END IF;20 END 21 $22 23 -- 调用存储过程24 DELIMITER ;25 SET @user_count = 0;26 CALL mybatis.ges_user_count(1, @user_count);27 SELECT @user_count;

 1 <!--  2         查询得到男性或女性的数量, 如果传入的是0就女性否则是男性 3      --> 4     <select id="getUserCount" parameterMap="getUserCountMap" statementType="CALLABLE"> 5         CALL mybatis.ges_user_count(?,?) 6     </select> 7      8     <!-- 9         parameterMap.put("sexid", 0);10         parameterMap.put("usercount", -1);11      -->12     <parameterMap type="java.util.Map" id="getUserCountMap">13         <parameter property="sexid" mode="IN" jdbcType="INTEGER"/>14         <parameter property="usercount" mode="OUT" jdbcType="INTEGER"/>15     </parameterMap>

 1 package me.gacl.test; 2  3 import java.util.HashMap; 4 import java.util.List; 5 import java.util.Map; 6  7 import me.gacl.custom.model.ConditionUser; 8 import me.gacl.domain.User; 9 import me.gacl.util.MyBatisUtil;10 import org.apache.ibatis.session.SqlSession;11 import org.junit.Test;12 13 /**14  * @author gacl15  * 测试调用存储过程16  */17 public class Test6 {18     19     @Test20     public void testGetUserCount(){21         SqlSession sqlSession = MyBatisUtil.getSqlSession();22         /**23          * 映射sql的标识字符串，24          * me.gacl.mapping.userMapper是userMapper.xml文件中mapper标签的namespace属性的值，25          * getUserCount是select标签的id属性值，通过select标签的id属性值就可以找到要执行的SQL26          */27         String statement = "me.gacl.mapping.userMapper.getUserCount";//映射sql的标识字符串28         Map<String, Integer> parameterMap = new HashMap<String, Integer>();29         parameterMap.put("sexid", 1);30         parameterMap.put("usercount", -1);31         sqlSession.selectOne(statement, parameterMap);32         Integer result = parameterMap.get("usercount");33         System.out.println(result);34         sqlSession.close();35     }36 }