invite/table/relation.php

<?php
return array
(
    'name' => '邀请关系',
    'partition' => 'Dever::call("manage/common.system")',
    # 数据结构
    'struct' => array
    (
        'uid'       => array
        (
            'type'      => 'int(11)',
            'name'      => '邀请人',
        ),

        'to_uid'       => array
        (
            'type'      => 'int(11)',
            'name'      => '被邀请人',
        ),

        'level'       => array
        (
            'type'      => 'int(11)',
            'name'      => '邀请级数',
        ),
    ),

    /*
    'index' => array
    (
        'search' => 'uid,value',
    ),
    */
);