feat: 新版本的下载

gic-cloud-data-hook-service/src/main/java/com/gic/cloud/data/hook/service/impl/FlatQueryResultServiceImpl.java

@@ -936,6 +936,7 @@ public class FlatQueryResultServiceImpl implements IFlatQueryResultService {
 				boolean first=true;
 				do {
 					if (titles == null) {
+						titles=new ArrayList<>();
 						List<String> cellsList = Arrays.asList(cells);
 						List<FlatQueryField> fields = flatQueryFieldDao.getFlatQueryFieldByTableId(tableId);
 						Map<String, ColumnInfo> columnInfoMap = fields.stream().filter(mid -> cellsList.contains(mid.getFieldName())).collect(Collectors.toMap(mid -> mid.getFieldName(),