基于laravel框架的antvel 在迁移数据数据出错
用
php artisan migrate:refresh --seed去使用Antvel提供的填充器将演示数据插入数据库时，出现下面的错误：
[32mNothing to rollback.[39m
[37;41m [39;49m
[37;41m [Illuminate\Database\QueryException] [39;49m
[37;41m SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that [39;49m
[37;41m corresponds to your MariaDB server version for the right syntax to use near 'json null, `remember_token` varchar(1 [39;49m
[37;41m 00) null, `created_at` timestamp null, `upd' at line 1 (SQL: create table `users` (`id` int unsigned not null auto_ [39;49m
[37;41m increment primary key, `nickname` varchar(255) not null, `email` varchar(255) not null, `password` varchar(60) not [39;49m
[37;41m null, `pic_url` varchar(255) null, `language` varchar(255) not null default 'en', `mobile_phone` varchar(255) null, [39;49m
[37;41m `work_phone` varchar(255) null, `website` varchar(255) null, `twitter` varchar(255) null, `facebook` varchar(255) [39;49m
[37;41m null, `description` varchar(255) null, `time_zone` varchar(255) null, `rate_val` int null, `rate_count` int null, ` [39;49m
[37;41m role` enum('admin', 'business', 'nonprofit', 'person') not null default 'person', `type` enum('normal', 'trusted') [39;49m
[37;41m not null default 'normal', `verified` enum('yes', 'no') not null default 'no', `preferences` json null, `remember_t [39;49m
[37;41m oken` varchar(100) null, `created_at` timestamp null, `updated_at` timestamp null, `disabled_at` timestamp null, `d [39;49m
[37;41m eleted_at` timestamp null) default character set utf8 collate utf8_unicode_ci) [39;49m
[37;41m [39;49m
[37;41m [39;49m
[37;41m [Doctrine\DBAL\Driver\PDOException] [39;49m
[37;41m SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that [39;49m
[37;41m corresponds to your MariaDB server version for the right syntax to use near 'json null, `remember_token` varchar(1 [39;49m
[37;41m 00) null, `created_at` timestamp null, `upd' at line 1 [39;49m
[37;41m [39;49m
[37;41m [39;49m
[37;41m [PDOException] [39;49m
[37;41m SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that [39;49m
[37;41m corresponds to your MariaDB server version for the right syntax to use near 'json null, `remember_token` varchar(1 [39;49m
[37;41m 00) null, `created_at` timestamp null, `upd' at line 1 [39;49m
[37;41m [39;49m
这是因为迁移文件中设置了json字段，而MySQL需要5.7以上版本才支持该字段类型，所以需要升级MySQL到5.7或者将json字段改为text字段。
怎么做了呢？
database\migrations 目录，搜索下“json” 替换成string 就可以了