From 0820dc0c8434432d7b1f7740f5561db7c62db9e6 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Sat, 21 Dec 2019 02:59:08 +0300
Subject: [PATCH] Optimization of sorting heap

---
 dbms/src/Core/SortCursor.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dbms/src/Core/SortCursor.h b/dbms/src/Core/SortCursor.h
index 2e6b3dbce4e..3753984f4ae 100644
--- a/dbms/src/Core/SortCursor.h
+++ b/dbms/src/Core/SortCursor.h
@@ -217,7 +217,7 @@ public:
     SortingHeap() = default;
 
     template <typename Cursors>
-    SortingHeap(const Cursors & cursors)
+    SortingHeap(Cursors & cursors)
     {
         size_t size = cursors.size();
         queue.reserve(size);