mysql> desc poll_votes;
+---------+------------------+------+-----+---------+----------------+
| Field   | Type             | Null | Key | Default | Extra          |
+---------+------------------+------+-----+---------+----------------+
| id      | int(10) unsigned |      | PRI | 0       | auto_increment |
| poll_id | int(10) unsigned |      |     | 0       |                |
| address | varchar(50)      |      |     |         |                |
+---------+------------------+------+-----+---------+----------------+