diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java
index 6f49f3c8f4..03c38422d9 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java
@@ -376,10 +376,10 @@ public class ProcessDefinitionController extends BaseController {
      *
      * @param loginUser login user
      * @param projectCode project code
-     * @param code process definition id
+     * @param code process definition code
      * @return process definition detail
      */
-    @ApiOperation(value = "queryProcessDefinitionByCode", notes = "QUERY_PROCESS_DEFINITION_BY_ID_NOTES")
+    @ApiOperation(value = "queryProcessDefinitionByCode", notes = "QUERY_PROCESS_DEFINITION_BY_CODE_NOTES")
     @ApiImplicitParams({
             @ApiImplicitParam(name = "code", value = "PROCESS_DEFINITION_CODE", required = true, dataType = "Long", example = "123456789")
     })
@@ -649,7 +649,7 @@ public class ProcessDefinitionController extends BaseController {
      * @param projectCode project code
      * @return process definition list
      */
-    @ApiOperation(value = "queryAllByProjectCode", notes = "QUERY_PROCESS_DEFINITION_All_BY_PROJECT_ID_NOTES")
+    @ApiOperation(value = "queryAllByProjectCode", notes = "QUERY_PROCESS_DEFINITION_All_BY_PROJECT_CODE_NOTES")
     @GetMapping(value = "/queryAllByProjectCode")
     @ResponseStatus(HttpStatus.OK)
     @ApiException(QUERY_PROCESS_DEFINITION_LIST)
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
index 658eb39fc7..8b0c83aef4 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
@@ -393,9 +393,8 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         if (processDefinition == null) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, processDefinitionName);
         } else {
-            ProcessData processData = processService.genProcessData(processDefinition);
-            processDefinition.setProcessDefinitionJson(JSONUtils.toJsonString(processData));
-            result.put(Constants.DATA_LIST, processDefinition);
+            DagData dagData = processService.genDagData(processDefinition);
+            result.put(Constants.DATA_LIST, dagData);
             putMsg(result, Status.SUCCESS);
         }
         return result;
@@ -1256,12 +1255,9 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         if (result.get(Constants.STATUS) != Status.SUCCESS) {
             return result;
         }
-        List<ProcessDefinition> resourceList = processDefinitionMapper.queryAllDefinitionList(projectCode);
-        resourceList.forEach(processDefinition -> {
-            ProcessData processData = processService.genProcessData(processDefinition);
-            processDefinition.setProcessDefinitionJson(JSONUtils.toJsonString(processData));
-        });
-        result.put(Constants.DATA_LIST, resourceList);
+        List<ProcessDefinition> processDefinitions = processDefinitionMapper.queryAllDefinitionList(projectCode);
+        List<DagData> dagDataList = processDefinitions.stream().map(processService::genDagData).collect(Collectors.toList());
+        result.put(Constants.DATA_LIST, dagDataList);
         putMsg(result, Status.SUCCESS);
         return result;
     }