From 447fc00a500d4fe7bbbaee7ca81297c850fc7305 Mon Sep 17 00:00:00 2001
From: Metin Cakircali <metin.cakircali@ecmwf.int>
Date: Fri, 7 Feb 2025 23:16:18 +0100
Subject: [PATCH] fix(BaseKey): keyDict return const ref

---
 src/fdb5/database/BaseKey.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/fdb5/database/BaseKey.h b/src/fdb5/database/BaseKey.h
index ab2b70981..e09cccc67 100644
--- a/src/fdb5/database/BaseKey.h
+++ b/src/fdb5/database/BaseKey.h
@@ -99,7 +99,7 @@ class BaseKey {
     /// @throws eckit::SeriousBug if 'keyword' is not found
     std::string value(const std::string& keyword) const { return get(keyword); }
 
-    eckit::StringDict keyDict() const { return keys_; }
+    const eckit::StringDict& keyDict() const { return keys_; }
 
     eckit::StringSet keys() const;