From 54f87aa4cf2bda69fc73adf8f09c75f5a1707727 Mon Sep 17 00:00:00 2001
From: Isaac Connor <isaac@zoneminder.com>
Date: Tue, 30 Aug 2022 19:34:51 +0200
Subject: [PATCH] Add LIMIT 1 when filtering by AlarmZoneId to speed up

---
 web/includes/FilterTerm.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/web/includes/FilterTerm.php b/web/includes/FilterTerm.php
index bd09b5647..583b3e660 100644
--- a/web/includes/FilterTerm.php
+++ b/web/includes/FilterTerm.php
@@ -77,7 +77,7 @@ class FilterTerm {
       switch ( $this->attr ) {
 
       case 'AlarmedZoneId':
-        $value = '(SELECT * FROM Stats WHERE EventId=E.Id AND ZoneId='.$value.' AND Score > 0)';
+        $value = '(SELECT * FROM Stats WHERE EventId=E.Id AND ZoneId='.$value.' AND Score > 0 LIMIT 1)';
         break;
       case 'ExistsInFileSystem':
         $value = '';