<?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.iailab.module.model.mcs.pre.dao.MmPredictAlarmMessageDao">
    <delete id="cleanAlarmMessage">
        delete from t_mm_predict_alarm_message
        where alarm_time between #{startdate} and #{enddate}
    </delete>
</mapper>