diff --git a/src/main/java/com/zsc/edu/gateway/modules/iot/record/service/impl/RecordDataServiceImpl.java b/src/main/java/com/zsc/edu/gateway/modules/iot/record/service/impl/RecordDataServiceImpl.java
index 33ce8f9..c3606a9 100644
--- a/src/main/java/com/zsc/edu/gateway/modules/iot/record/service/impl/RecordDataServiceImpl.java
+++ b/src/main/java/com/zsc/edu/gateway/modules/iot/record/service/impl/RecordDataServiceImpl.java
@@ -14,8 +14,10 @@ import com.zsc.edu.gateway.modules.iot.record.entity.RecordDataStatusVo;
 import com.zsc.edu.gateway.framework.springEvent.TemperatureExceededEvent;
 import com.zsc.edu.gateway.modules.iot.record.repo.RecordDataRepository;
 import com.zsc.edu.gateway.modules.iot.record.service.RecordDataService;
+import com.zsc.edu.gateway.modules.iot.tsl.dto.ParamDto;
 import com.zsc.edu.gateway.modules.iot.tsl.entity.Event;
 import com.zsc.edu.gateway.modules.iot.tsl.entity.Param;
+import com.zsc.edu.gateway.modules.iot.tsl.mapper.ParamMapper;
 import com.zsc.edu.gateway.modules.iot.tsl.repo.EventRepository;
 import jakarta.annotation.Resource;
 import lombok.AllArgsConstructor;
@@ -38,6 +40,8 @@ public class RecordDataServiceImpl extends ServiceImpl<RecordDataRepository, Rec
     private final DeviceRepository deviceRepository;
     @Resource
     private final EventRepository eventRepository;
+    @Resource
+    private final ParamMapper paramMapper;
     @Override
     public RecordData recordData(String clientId, JSONObject data) {
         RecordData recordData = new RecordData();
@@ -97,7 +101,8 @@ public class RecordDataServiceImpl extends ServiceImpl<RecordDataRepository, Rec
         }
     }
 
-    private void processParam(RecordData recordData, Param param, Event event) {
+    private void processParam(RecordData recordData, ParamDto paramDto, Event event) {
+        Param param = paramMapper.toEntity(paramDto);
         // 获取参数的默认值和比较类型
         Double defaultValue = param.getDefaultValue();
         String identifier = param.getIdentifier();
diff --git a/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/dto/ParamDto.java b/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/dto/ParamDto.java
index fe03bcc..749fa8b 100644
--- a/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/dto/ParamDto.java
+++ b/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/dto/ParamDto.java
@@ -26,4 +26,8 @@ public class ParamDto {
 
     public Param.Type type;
 
+    private Param.CompareType compareType;
+
+    private Double defaultValue;
+
 }
diff --git a/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/entity/Event.java b/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/entity/Event.java
index c6c47bd..4e2f814 100644
--- a/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/entity/Event.java
+++ b/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/entity/Event.java
@@ -39,7 +39,7 @@ public class Event extends BaseParam {
      * 服务输出的参数
      */
     @TableField(exist = false)
-    private List<Param> outputs;
+    private List<ParamDto> outputs;
 
     public enum Type implements IEnum<String>, IState<Type> {
         /**
diff --git a/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/repo/EventRepository.java b/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/repo/EventRepository.java
index 36d5f13..da4d22f 100644
--- a/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/repo/EventRepository.java
+++ b/src/main/java/com/zsc/edu/gateway/modules/iot/tsl/repo/EventRepository.java
@@ -25,6 +25,5 @@ public interface EventRepository extends BaseMapper<Event> {
 
     Event selectById(@Param("id") Long id);
 
-
     List<Event> selectByProductId(@Param("productId") Long id);
 }
diff --git a/src/main/resources/db/gateway.sql b/src/main/resources/db/gateway.sql
index 150d6c7..968f005 100644
--- a/src/main/resources/db/gateway.sql
+++ b/src/main/resources/db/gateway.sql
@@ -938,6 +938,8 @@ ALTER TABLE iot_param
     ALTER COLUMN contrast_type SET DEFAULT NULL;
 
 ALTER TABLE iot_param
-    ALTER COLUMN "default_value " SET DEFAULT NULL;
+    ALTER COLUMN default_value SET DEFAULT NULL;
 
+ALTER TABLE iot_param
+    ADD COLUMN default_value DOUBLE PRECISION;
 
diff --git a/src/main/resources/mappers/iot/EventMapper.xml b/src/main/resources/mappers/iot/EventMapper.xml
index 39f5e2a..1c68713 100644
--- a/src/main/resources/mappers/iot/EventMapper.xml
+++ b/src/main/resources/mappers/iot/EventMapper.xml
@@ -26,6 +26,26 @@
         </collection>
     </resultMap>
 
+    <resultMap id="EventMapper" type="com.zsc.edu.gateway.modules.iot.tsl.entity.Event">
+        <id column="id" property="id"/>
+        <result column="product_id" property="productId"/>
+        <result column="type" property="type"/>
+        <result column="identifier" property="identifier"/>
+        <result column="name" property="name"/>
+        <result column="remark" property="remark"/>
+        <collection property="outputs" ofType="com.zsc.edu.gateway.modules.iot.tsl.dto.ParamDto" autoMapping="true"
+                    columnPrefix="param_">
+            <result column="data_type" property="dataType"/>
+            <result column="uint" property="uint"/>
+            <result column="type" property="type"/>
+            <result column="identifier" property="identifier"/>
+            <result column="name" property="name"/>
+            <result column="remark" property="remark"/>
+            <result column="compare_type" property="compareType"/>
+            <result column="default_value" property="defaultValue"/>
+        </collection>
+    </resultMap>
+
     <select id="selectById" resultMap="EventMap">
         select e.*,
                ip.id         as param_id,
@@ -40,7 +60,7 @@
             and ip.foreign_type = 1
         where e.id = #{id}
     </select>
-    <select id="selectByProductId" resultMap="EventMap">
+    <select id="selectByProductId" resultMap="EventMapper">
         select e.*,
                ip.id               as param_id,
                ip.data_type        as param_data_type,
@@ -50,7 +70,7 @@
                ip.name             as param_name,
                ip.remark           as param_remark,
                ip.compare_type     as param_compare_type,
-               ip."default_value " as param_default_value
+               ip.default_value as param_default_value
         from iot_event e
                  left join iot_param ip on e.id = ip.foreign_id
             and ip.foreign_type = 1