From 97c1ff55e90516c7c7bc2bff7f53d0626e48c3da Mon Sep 17 00:00:00 2001
From: Pierre Goiffon <pierre.goiffon@combodo.com>
Date: Thu, 28 Nov 2019 17:15:04 +0100
Subject: [PATCH] :memo: Comment to explain why Uniqueness isn't protected by a
 lock

---
 core/dbobject.class.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/dbobject.class.php b/core/dbobject.class.php
index 3f97559b4..70ecea937 100644
--- a/core/dbobject.class.php
+++ b/core/dbobject.class.php
@@ -2003,6 +2003,8 @@ abstract class DBObject implements iDisplay
 				continue;
 			}
 
+			// No iTopMutex so there might be concurrent access !
+			// But the necessary lock would have a high performance cost :(
 			$bHasDuplicates = $this->HasObjectsInDbForUniquenessRule($sUniquenessRuleId, $aUniquenessRuleProperties);
 			if ($bHasDuplicates)
 			{