Index: branches/5.2.x/core/units/helpers/search_helper.php
===================================================================
diff -u -N -r16513 -r16655
--- branches/5.2.x/core/units/helpers/search_helper.php	(.../search_helper.php)	(revision 16513)
+++ branches/5.2.x/core/units/helpers/search_helper.php	(.../search_helper.php)	(revision 16655)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: search_helper.php 16513 2017-01-20 14:10:53Z alex $
+* @version	$Id: search_helper.php 16655 2021-01-04 08:47:57Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -811,17 +811,19 @@
 		public function ensureEmptySearchTable()
 		{
 			$search_table = $this->getSearchTable();
-			$this->Conn->Query('DROP TABLE IF EXISTS ' . $search_table);
-			$sql = 'CREATE TABLE ' . $search_table . ' (
+			$sql = 'CREATE TABLE IF NOT EXISTS ' . $search_table . ' (
 					  `Relevance` decimal(8,5) DEFAULT NULL,
 					  `ItemId` int(11) NOT NULL DEFAULT 0,
 					  `ResourceId` int(11) DEFAULT NULL,
 					  `ItemType` int(1) NOT NULL DEFAULT 0,
 					  `EdPick` tinyint(4) NOT NULL DEFAULT 0,
 					  KEY `ResourceId` (`ResourceId`),
 					  KEY `Relevance` (`Relevance`)
-					)';
+					) ENGINE = MEMORY';
 			$this->Conn->Query($sql);
+
+			$sql = 'TRUNCATE TABLE ' . $search_table;
+			$this->Conn->Query($sql);
 		}
 
 		/**