<?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="io.dataease.base.mapper.ext.ExtSystemParameterMapper">

    <select id="email" resultType="string">
       select param_value from system_parameter where param_key=#{smtp.account}
    </select>
</mapper>
