diff --git a/backend/services/data-management-service/src/main/java/com/datamate/datamanagement/domain/model/dataset/Dataset.java b/backend/services/data-management-service/src/main/java/com/datamate/datamanagement/domain/model/dataset/Dataset.java
index cf5375f..603fa5b 100644
--- a/backend/services/data-management-service/src/main/java/com/datamate/datamanagement/domain/model/dataset/Dataset.java
+++ b/backend/services/data-management-service/src/main/java/com/datamate/datamanagement/domain/model/dataset/Dataset.java
@@ -1,5 +1,6 @@
 package com.datamate.datamanagement.domain.model.dataset;
 
+import com.baomidou.mybatisplus.annotation.FieldStrategy;
 import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableName;
 import com.baomidou.mybatisplus.extension.handlers.JacksonTypeHandler;
@@ -31,6 +32,7 @@ public class Dataset extends BaseEntity<String> {
     /**
      * 父数据集ID
      */
+    @TableField(updateStrategy = FieldStrategy.IGNORED)
     private String parentDatasetId;
     /**
      * 数据集类型