fix(数据集): 任务管理中预览数据

backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java

@@ -616,6 +616,9 @@ public class DataSetTableService {
                 // check doris table
                 if (!checkEngineTableIsExists(dataSetTableRequest.getId())) {
                     if (dataSetTableRequest.isPreviewForTask()) {
+                        map.put("fields", fields);
+                        map.put("data", new ArrayList<>());
+                        map.put("page", new DataSetPreviewPage());
                         return map;
                     } else {
                         throw new RuntimeException(Translator.get("i18n_data_not_sync"));

frontend/src/views/system/task/TableSelector.vue

@@ -138,7 +138,6 @@ export default {
       table: [],
       filterText: "",
       fields: [],
-      tableName: "",
       dataLoading: false,
       treeLoading: false,
     };
@@ -184,6 +183,7 @@ export default {
     initData(table) {
       this.dataLoading = true;
       table.row = 100;
+      table.previewForTask = true
       post("/dataset/table/getPreviewData/1/100", table, false, 30000)
         .then((response) => {
           this.fields = response.data.fields;