Made iceberg_read_optimization_enabled const

Author: Enmk

src/Interpreters/ClusterFunctionReadTask.cpp

@@ -23,6 +23,7 @@ namespace Setting
 }
 
 ClusterFunctionReadTaskResponse::ClusterFunctionReadTaskResponse(ObjectInfoPtr object, const ContextPtr & context)
+    : iceberg_read_optimization_enabled(context->getSettingsRef()[Setting::allow_experimental_iceberg_read_optimization])
 {
     if (!object)
         throw Exception(ErrorCodes::LOGICAL_ERROR, "`object` cannot be null");
@@ -32,8 +33,6 @@ ClusterFunctionReadTaskResponse::ClusterFunctionReadTaskResponse(ObjectInfoPtr o
 
     file_meta_info = object->file_meta_info;
 
-    iceberg_read_optimization_enabled = context->getSettingsRef()[Setting::allow_experimental_iceberg_read_optimization];
-
     const bool send_over_whole_archive = !context->getSettingsRef()[Setting::cluster_function_process_archive_on_multiple_nodes];
     path = send_over_whole_archive ? object->getPathOrPathToArchiveIfArchive() : object->getPath();
 }

src/Interpreters/ClusterFunctionReadTask.h

@@ -23,7 +23,7 @@ struct ClusterFunctionReadTaskResponse
     /// File's columns info
     std::optional<DataFileMetaInfoPtr> file_meta_info;
 
-    bool iceberg_read_optimization_enabled;
+    const bool iceberg_read_optimization_enabled = false;
 
     /// Convert received response into ObjectInfo.
     ObjectInfoPtr getObjectInfo() const;