text: -- this script should be used to upgrade your database from any prior version of signups to the 1.0 release.
  
  ALTER TABLE signup_meetings ADD category varchar2(255) not null;
  
  ALTER TABLE signup_meetings ADD	create_groups number(1,0) default '0' NULL;	
  
  ALTER TABLE signup_ts ADD group_id VARCHAR2(255)  NULL;
  
  -- add the UUID columns
  ALTER TABLE signup_meetings ADD vevent_uuid VARCHAR2(255)  NULL;
  ALTER TABLE signup_ts ADD vevent_uuid VARCHAR2(255)  NULL;