diff --git a/src/Processors/QueryPlan/ExpressionStep.cpp b/src/Processors/QueryPlan/ExpressionStep.cpp
index 22216cbfd27..8a1e10f0643 100644
--- a/src/Processors/QueryPlan/ExpressionStep.cpp
+++ b/src/Processors/QueryPlan/ExpressionStep.cpp
@@ -80,8 +80,6 @@ void ExpressionStep::updateOutputStream()
         return;
 
     const ActionsDAGPtr & actions = actions_dag;
-    LOG_DEBUG(&Poco::Logger::get(__PRETTY_FUNCTION__), "ActionsDAG dump:\n{}", actions->dumpDAG());
-
     const auto & input_sort_description = getInputStreams().front().sort_description;
     for (size_t i = 0, s = input_sort_description.size(); i < s; ++i)
     {
diff --git a/src/Processors/QueryPlan/FilterStep.cpp b/src/Processors/QueryPlan/FilterStep.cpp
index afca6903623..d63fded918d 100644
--- a/src/Processors/QueryPlan/FilterStep.cpp
+++ b/src/Processors/QueryPlan/FilterStep.cpp
@@ -110,8 +110,6 @@ void FilterStep::updateOutputStream()
         return;
 
     const ActionsDAGPtr & actions = actions_dag;
-    // LOG_DEBUG(&Poco::Logger::get(__PRETTY_FUNCTION__), "ActionsDAG dump:\n{}", actions->dumpDAG());
-
     const auto & input_sort_description = getInputStreams().front().sort_description;
     for (size_t i = 0, s = input_sort_description.size(); i < s; ++i)
     {
diff --git a/src/Processors/QueryPlan/updateDataStreams.cpp b/src/Processors/QueryPlan/updateDataStreams.cpp
deleted file mode 100644
index 6e4c9570143..00000000000
--- a/src/Processors/QueryPlan/updateDataStreams.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <Processors/QueryPlan/QueryPlanVisitor.h>
-#include "Processors/QueryPlan/ITransformingStep.h"
-
-namespace DB
-{
-
-// constexpr bool debug_logging_enabled = false;
-
-// class UpdateDataStreams : public QueryPlanVisitor<UpdateDataStreams, debug_logging_enabled>
-// {
-// public:
-//     explicit UpdateDataStreams(QueryPlan::Node * root_) : QueryPlanVisitor<UpdateDataStreams, debug_logging_enabled>(root_) { }
-
-//     static bool visitTopDownImpl(QueryPlan::Node * /*current_node*/, QueryPlan::Node * /*parent_node*/)
-//     {
-//         return true;
-//     }
-
-//     static void visitBottomUpImpl(QueryPlan::Node * current_node, QueryPlan::Node * parent_node)
-//     {
-//         if (parent_node->children.size() != 1)
-//             return;
-
-//         chassert(current_node->step->hasOutputStream());
-
-//         if (auto * parent_transform_step = dynamic_cast<ITransformingStep*>(parent_node->step.get()); parent_transform_step)
-//             parent_transform_step->updateInputStream(current_node->step->getOutputStream());
-//     }
-// };
-}