reference system - Snorby/snorby GitHub Wiki
+-----------------+------------------+------+-----+---------+----------------+ | Field | Type | Null | Key | Default | Extra | +-----------------+------------------+------+-----+---------+----------------+ | ref_system_id | int(10) unsigned | NO | PRI | NULL | auto_increment | | ref_system_name | varchar(50) | YES | | NULL | | +-----------------+------------------+------+-----+---------+----------------+