🐛 fix(告警设置): 支持清空区间秒数和变化量

yudao-module-pms/yudao-module-pms-biz/src/main/java/cn/iocoder/yudao/module/pms/dal/dataobject/alarm/IotAlarmSettingDO.java

@@ -1,7 +1,9 @@
 package cn.iocoder.yudao.module.pms.dal.dataobject.alarm;
 
 import cn.iocoder.yudao.framework.mybatis.core.dataobject.BaseDO;
+import com.baomidou.mybatisplus.annotation.FieldStrategy;
 import com.baomidou.mybatisplus.annotation.KeySequence;
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import lombok.*;
@@ -71,9 +73,11 @@ public class IotAlarmSettingDO extends BaseDO {
     /**
      * 区间秒数
      */
+    @TableField(updateStrategy = FieldStrategy.ALWAYS)
     private String periodSecond;
     /**
      * 变化亮
      */
+    @TableField(updateStrategy = FieldStrategy.ALWAYS)
     private String changeValue;
 }