sitedomain.php

<?php
namespace Bitrix\Main;
 
use Bitrix\Main\Entity;
use Bitrix\Main\ORM\Fields;
 
class SiteDomainTable extends Entity\DataManager
{
    public static function getTableName()
    {
        return 'b_lang_domain';
    }
 
    public static function getMap()
    {
        return array(
            'LID' => array(
                'data_type' => 'string',
                'primary' => true,
            ),
            'DOMAIN' => array(
                'data_type' => 'string',
                'primary' => true,
            ),
            'SITE' => array(
                'data_type' => 'Bitrix\Main\Site',
                'reference' => array('=this.LID' => 'ref.LID'),
            ),
            new Fields\ExpressionField('DOMAIN_LENGTH', 'LENGTH(%s)', 'DOMAIN'),
        );
    }
}