diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ResourcesService.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ResourcesService.java
index 168c7ae8fdd4709bbc238efc43a66139fad5a2f3..7eb99c3ea0e50db7b3d25024d15de0bb3f9f185f 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ResourcesService.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ResourcesService.java
@@ -165,6 +165,14 @@ public class ResourcesService extends BaseService {
         return result;
     }
 
+    /**
+     * check resource is exists
+     *
+     * @param alias     alias
+     * @param userId    user id
+     * @param type      type
+     * @return true if resource exists
+     */
     private boolean checkResourceExists(String alias, int userId, int type ){
 
         List<Resource> resources = resourcesMapper.queryResourceList(alias, userId, type);
diff --git a/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ResourceMapper.xml b/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ResourceMapper.xml
index 146daa0632b52e654ec84a05a34f45abb6aeddf0..2146d1ac202f5235dd0a4203055c8b5a023f4220 100644
--- a/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ResourceMapper.xml
+++ b/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ResourceMapper.xml
@@ -39,8 +39,10 @@
         <if test="type != -1">
             and type=#{type}
         </if>
-        and id in (select resources_id from  t_ds_relation_resources_user where user_id=#{userId}
-                  union select id as resources_id  from t_ds_resources where user_id=#{userId})
+        <if test="userId != 0">
+            and id in (select resources_id from  t_ds_relation_resources_user where user_id=#{userId}
+            union select id as resources_id  from t_ds_resources where user_id=#{userId})
+        </if>
     </select>
     <select id="queryResourcePaging" resultType="org.apache.dolphinscheduler.dao.entity.Resource">
         select *