fix open_scanner result selected_columns being inconsistent with data…

… order
gnehil · Jan 8, 2025 · 8d6a091 · 8d6a091
1 parent 744691a
commit 8d6a091
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/be/src/runtime/fragment_mgr.cpp b/be/src/runtime/fragment_mgr.cpp
@@ -1208,7 +1208,8 @@ Status FragmentMgr::exec_external_plan_fragment(const TScanOpenParams& params,
                "processed";
         return Status::InvalidArgument(msg.str());
     }
-    TupleDescriptor* tuple_desc = desc_tbl->get_tuple_descriptor(0);
+    auto output_tuple_id = t_query_plan_info.plan_fragment.plan.nodes.front().output_tuple_id;
+    TupleDescriptor* tuple_desc = desc_tbl->get_tuple_descriptor(output_tuple_id);
     if (tuple_desc == nullptr) {
         LOG(WARNING) << "open context error: extract TupleDescriptor failure";
         std::stringstream msg;