zhongwei/hzims-service/hzims-scheduled/src/main/resources/mapper/equipment/ThreeGenerateMapper.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.hnac.hzims.scheduled.mapper.equipment.ThreeGenerateMapper">

    <delete id="deletemMonthGenerate">
        DELETE FROM HZIMS_EM_THREE_GENERATE
        WHERE STR_MONTH = #{month}
        <if test="before != null and before != ''">
            OR STR_MONTH &lt; #{before}
        </if>
    </delete>
    <delete id="deleteFillGenerate">
        DELETE FROM HZIMS_EM_THREE_GENERATE
        WHERE DEVICE_CODE IS NULL
        <if test="before != null and before != ''">
            OR STR_MONTH &lt; #{before}
        </if>
    </delete>
</mapper>