From 78b5731a0e5bd68d877d609852738dab84ea1027 Mon Sep 17 00:00:00 2001
From: jbajic <jure.bajic@memgraph.com>
Date: Mon, 30 Jan 2023 10:54:44 +0100
Subject: [PATCH] Protect delta id

---
 src/storage/v3/delta.hpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/storage/v3/delta.hpp b/src/storage/v3/delta.hpp
index c4ffc33e1..95bd5d18a 100644
--- a/src/storage/v3/delta.hpp
+++ b/src/storage/v3/delta.hpp
@@ -20,6 +20,7 @@
 #include "storage/v3/vertex.hpp"
 #include "storage/v3/vertex_id.hpp"
 #include "utils/logging.hpp"
+#include "utils/synchronized.hpp"
 
 namespace memgraph::storage::v3 {
 
@@ -29,8 +30,8 @@ struct Delta;
 struct CommitInfo;
 
 inline uint64_t GetNextDeltaUUID() noexcept {
-  static uint64_t uuid{0};
-  return ++uuid;
+  static utils::Synchronized<uint64_t, utils::SpinLock> delta_id{0};
+  return delta_id.WithLock([](auto id) { return id++; });
 }
 
 // This class stores one of three pointers (`Delta`, `Vertex` and `Edge`)