<?php

namespace App\Department;

use Zend_Db_Expr;

class Model 
{
    public static function getNameExpr()
    {
        return new Zend_Db_Expr('CASE WHEN Department.id > 0 THEN SubDepartment.name ELSE NULL END');
    }

    public static function getIdExpr()
    {
        return new Zend_Db_Expr('CASE WHEN Department.id > 0 THEN SubDepartment.id ELSE NULL END');
    }
}