From e89a057de59e4dcfd2f602ac34fb04e3dd1ab4b4 Mon Sep 17 00:00:00 2001
From: Georg Ringer <georg.ringer@gmail.com>
Date: Tue, 18 Feb 2020 21:10:07 +0100
Subject: [PATCH] [TASK] Improve check if records exist in DatabaseRecordList
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Limit the query to 1 row to check if there are records available
which improves the performance.
Resolves: #90419
Releases: master, 9.5
Change-Id: Ia965f906e4029698351e39501282242c480bb0d6
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63316
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Stefan Froemken <froemken@gmail.com>
Tested-by: Christian Eßl <indy.essl@gmail.com>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Stefan Froemken <froemken@gmail.com>
Reviewed-by: Christian Eßl <indy.essl@gmail.com>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>
---
.../sysext/recordlist/Classes/RecordList/DatabaseRecordList.php | 1 +
1 file changed, 1 insertion(+)
diff --git a/typo3/sysext/recordlist/Classes/RecordList/DatabaseRecordList.php b/typo3/sysext/recordlist/Classes/RecordList/DatabaseRecordList.php
index 78b7bc1deec5..560bb99252f1 100644
--- a/typo3/sysext/recordlist/Classes/RecordList/DatabaseRecordList.php
+++ b/typo3/sysext/recordlist/Classes/RecordList/DatabaseRecordList.php
@@ -2951,6 +2951,7 @@ class DatabaseRecordList
$queryBuilder = $this->addPageIdConstraint($tableName, $queryBuilder);
$firstRow = $queryBuilder->select('uid')
->from($tableName)
+ ->setMaxResults(1)
->execute()
->fetch();
if (!is_array($firstRow)) {
--
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