【fix】

src/main/java/com/zzsn/event/entity/Subject.java

@@ -115,6 +115,7 @@ public class Subject implements Serializable {
     @TableField(exist = false)
     private String typeId;
     /**数据范围（是否是全库） - 采集库全库-1，企业库全库-2，政策库全库-3*/
+    @TableField(updateStrategy = FieldStrategy.IGNORED) // 忽略更新策略
     private String dataScope;
 
 }

src/main/java/com/zzsn/event/service/impl/SubjectServiceImpl.java

@@ -929,9 +929,13 @@ public class SubjectServiceImpl extends ServiceImpl<SubjectMapper, Subject> impl
                 }else if (StrUtil.equals(type,"3") && "0".equals(scop)){
                     scopeList.remove("3");
                 }
+                if (CollectionUtil.isNotEmpty(scopeList)) {
                     scopeList = scopeList.stream().distinct().collect(Collectors.toList());
                     String join = StrUtil.join(",", scopeList);
                     byId.setDataScope(join);
+                }else {
+                    byId.setDataScope(null);
+                }
                 this.updateById(byId);
             }else {
                 if ("1".equals(scop)) {