From de6ef17d2782c2535b6ec40fe34d0bab1c414f8e Mon Sep 17 00:00:00 2001
From: Nikolai Kochetov <nik-kochetov@yandex-team.ru>
Date: Thu, 18 Jun 2020 22:42:28 +0300
Subject: [PATCH] Fix QueryPipeline::unitePipelines

---
 src/Processors/QueryPipeline.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Processors/QueryPipeline.cpp b/src/Processors/QueryPipeline.cpp
index a4e4ab2595e..7ad7bddb104 100644
--- a/src/Processors/QueryPipeline.cpp
+++ b/src/Processors/QueryPipeline.cpp
@@ -643,6 +643,8 @@ void QueryPipeline::unitePipelines(
         else
             totals_having_port = uniteTotals(totals, current_header, processors);
     }
+
+    current_header = common_header;
 }
 
 void QueryPipeline::setProgressCallback(const ProgressCallback & callback)