diff --git a/dbms/src/Flash/Coprocessor/DAGStorageInterpreter.cpp b/dbms/src/Flash/Coprocessor/DAGStorageInterpreter.cpp
index b00072aad31..d08760d516e 100644
--- a/dbms/src/Flash/Coprocessor/DAGStorageInterpreter.cpp
+++ b/dbms/src/Flash/Coprocessor/DAGStorageInterpreter.cpp
@@ -1015,6 +1015,7 @@ void DAGStorageInterpreter::buildLocalStreams(DAGPipeline & pipeline, size_t max
     size_t total_local_region_num = mvcc_query_info->regions_query_info.size();
     if (total_local_region_num == 0)
         return;
+    mvcc_query_info->scan_context->total_local_region_num = total_local_region_num;
     const auto table_query_infos = generateSelectQueryInfos();
     bool has_multiple_partitions = table_query_infos.size() > 1;
     // MultiPartitionStreamPool will be disabled in no partition mode or single-partition case
@@ -1075,6 +1076,7 @@ void DAGStorageInterpreter::buildLocalExec(
     size_t total_local_region_num = mvcc_query_info->regions_query_info.size();
     if (total_local_region_num == 0)
         return;
+    mvcc_query_info->scan_context->total_local_region_num = total_local_region_num;
     const auto table_query_infos = generateSelectQueryInfos();
 
     auto disaggregated_snap = std::make_shared<DM::Remote::DisaggReadSnapshot>();