From b31f696aae3e00ba647065a3bbfde2f9a2fd752b Mon Sep 17 00:00:00 2001
From: Vladimir C <vdimir@clickhouse.com>
Date: Tue, 18 Apr 2023 16:10:46 +0200
Subject: [PATCH] Fix iteration in Context::getClusters

---
 src/Interpreters/Context.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Interpreters/Context.cpp b/src/Interpreters/Context.cpp
index 22955bf08b2..ddba935e59f 100644
--- a/src/Interpreters/Context.cpp
+++ b/src/Interpreters/Context.cpp
@@ -3017,7 +3017,8 @@ std::map<String, ClusterPtr> Context::getClusters() const
 
     if (shared->cluster_discovery)
     {
-        for (const auto & [name, cluster] : shared->cluster_discovery->getClusters())
+        const auto & cluster_discovery_map = shared->cluster_discovery->getClusters();
+        for (const auto & [name, cluster] : cluster_discovery_map)
             clusters.emplace(name, cluster);
     }
     return clusters;