<?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="com.sincere.student.mapper.ParameterMapper">

    <resultMap id="ParameterMap" type="com.sincere.student.model.Parameter">
        <result column="code" property="code"/>
        <result column="message" property="message"/>
    </resultMap>

    <select id="getByCode"  resultMap="ParameterMap">

        select * from sys_parameter where code = #{code}
    </select>

    <insert id="create" parameterType="com.sincere.student.model.Parameter" >

        insert into sys_parameter values (#{code},#{message})
    </insert>

    <update id="update" parameterType="com.sincere.student.model.Parameter">
        update sys_parameter set message = #{message}
        where code = #{code}
    </update>

</mapper>