4S/target/classes/mapper/EngTowerAlarmMapper.xml

<?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.zhgd.scs.mapper.EngTowerAlarmMapper">

    <select id="getInfoById" resultType="com.zhgd.scs.domain.vo.EngTowerAlarmVo">
        select a.*, su.real_name as username
        from eng_tower_alarm a
                 left join sys_user su on su.id = a.user_id
        where a.id = #{id}
    </select>
    <select id="getStatHourCount" resultType="com.zhgd.scs.domain.vo.NameCountDate">
        SELECT project_id name,
               type_id    type,
               count(*)   count
        FROM eng_tower_alarm
        WHERE DATE_FORMAT(crane_time, '%Y-%m-%d %H') = DATE_FORMAT(DATE_SUB(NOW(), INTERVAL 1 HOUR), '%Y-%m-%d %H')
        GROUP BY project_id, type_id
    </select>
    <select id="getEngTowerAlarmCount" resultType="com.zhgd.scs.domain.vo.NameCountDate">
        SELECT COUNT(*) count,
               type_id  type
        FROM eng_tower_alarm
        WHERE project_id = #{projectId}
          AND DATE(crane_time) = CURDATE()
        GROUP BY type_id
    </select>
</mapper>