<?php

namespace EasySwoole\DDL\Enum;

/**
 * Alter操作选项
 * Class Foreign
 * @package EasySwoole\DDL\Enum
 */
class Alter
{
    const ADD = 'ADD';
    const MODIFY = 'MODIFY';
    const CHANGE = 'CHANGE';
    const DROP = 'DROP';
}