mysql> describe ext_tilesheet_items;
+-----------+--------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+-----------+--------------+------+-----+---------+----------------+
| entry_id | int(11) | NO | PRI | NULL | auto_increment |
| item_name | varchar(100) | NO | MUL | NULL | |
| mod_name | varchar(10) | NO | MUL | NULL | |
| x | int(11) | NO | | NULL | |
| y | int(11) | NO | | NULL | |
| z | int(11) | NO | | NULL | |
+-----------+--------------+------+-----+---------+----------------+