mysql> describe user;
+--------------+-------------------+------+---------+------------+-----------------------+
| Field     | Type          | Null | Key     | Default  | Extra          |
+--------------+-------------------+------+---------+------------+-----------------------+
| id         | int(11)          | NO   | PRI    | NULL    | auto_increment |
| email     | varchar(180) | NO   | UNI   | NULL    |        u    |y
| roles     | json          | NO   |     | NULL    |            |
| password | varchar(255) | NO   |     | NULL    |            |
+--------------+-------------------+------+--------+-------------+----------------------+


mysql> select * from user;
+----+--------------------------+--------+---------------------------------------------------------------------------------------------------+
| id | email           | roles | password                                                                                          |
+----+--------------------------+--------+---------------------------------------------------------------------------------------------------+
|  1 | email@gmail.com  | []         |