#4945 DB 'listTables' method isn't working correctly with multiple db nodes are used

inc/classes/BxDolDb.php

@@ -597,7 +597,8 @@ class BxDolDb extends BxDolFactory implements iBxDolSingleton
      */
     public function listTables()
     {
-    	$oStatement = $this->pdoQuery("SHOW TABLES FROM `" . BX_DATABASE_NAME . "`");
+        $sDBName = is_array($this->_sDbname) ? $this->_sDbname[0] : $this->_sDbname;
+    	$oStatement = $this->pdoQuery("SHOW TABLES FROM `" . $sDBName . "`");
 
         return $this->getColumn($oStatement);
     }