k_online_backend/libs/ADOdb-5.20.17/drivers/adodb-informix.inc.php

<?php
/**
* @version   v5.20.17  31-Mar-2020
* @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
* @copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
* Released under both BSD license and Lesser GPL library license.
* Whenever there is any discrepancy between the two licenses,
* the BSD license will take precedence.
*
* Set tabs to 4 for best viewing.
*
* Latest version is available at http://adodb.org/
*
* Informix 9 driver that supports SELECT FIRST
*
*/

// security - hide paths
if (!defined('ADODB_DIR')) die();

include_once(ADODB_DIR.'/drivers/adodb-informix72.inc.php');

class ADODB_informix extends ADODB_informix72 {
	var $databaseType = "informix";
	var $hasTop = 'FIRST';
	var $ansiOuter = true;

	function IfNull( $field, $ifNull )
	{
		return " NVL($field, $ifNull) "; // if Informix 9.X or 10.X
	}
}

class ADORecordset_informix extends ADORecordset_informix72 {
	var $databaseType = "informix";

	function __construct($id,$mode=false)
	{
		parent::__construct($id,$mode);
	}
}