fix: 数据集预览条数

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

@@ -433,7 +433,7 @@ public class DataSetTableService {
             }
             try {
                 datasourceRequest.setQuery(qp.createQueryTableWithLimit(table, fields, Integer.valueOf(dataSetTableRequest.getRow())));
-                dataSetPreviewPage.setTotal(Integer.valueOf(jdbcProvider.getData(datasourceRequest).get(0)[0]));
+                dataSetPreviewPage.setTotal(jdbcProvider.getData(datasourceRequest).size());
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -480,7 +480,7 @@ public class DataSetTableService {
 
                 try {
                     datasourceRequest.setQuery(qp.createQueryTableWithLimit(table, fields, Integer.valueOf(dataSetTableRequest.getRow())));
-                    dataSetPreviewPage.setTotal(Integer.valueOf(jdbcProvider.getData(datasourceRequest).get(0)[0]));
+                    dataSetPreviewPage.setTotal(jdbcProvider.getData(datasourceRequest).size());
                 } catch (Exception e) {
                     e.printStackTrace();
                 }