--TEST--
WHERE
--FILE--
<?php
include_once dirname(__FILE__) . "/connect.inc.php";

foreach (array(
	$software->application("id", 4),
	$software->application("id < ?", 4),
	$software->application("id < ?", array(4)),
	$software->application("id", array(1, 2)),
	$software->application("id", null),
	$software->application("id", $software->application()),
	$software->application("id < ?", 4)->where("maintainer_id IS NOT NULL"),
	$software->application(array("id < ?" => 4, "author_id" => 12)),
) as $result) {
	echo implode(", ", array_keys(iterator_to_array($result->order("id")))) . "\n"; // aggregation("GROUP_CONCAT(id)") is not available in all drivers
}
?>
--EXPECTF--
4
1, 2, 3
1, 2, 3
1, 2

1, 2, 3, 4
1, 3
3