anchor.diff:  
    expiration | term | price | fairian_name 
   ------------+------+-------+--------------
  -          1 |    2 |  1000 | 
  +         36 |    2 |  1000 | 
   (1 row)
   --------------------------------------------
   
  
positive.code: fairwinds=> select * from connection ;
   fairian_name |          login_time           
  --------------+-------------------------------
   alice        | 2015-01-23 20:55:48.862115
   bob          | 2015-01-24 06:39:49.301221
  (2 rows)
  --------------------------------------------
  
  
negative.code: changes to 'Fairian' health status, and proficiency at various
  +skill+ categories.
  
  === The Connection Relation
  
  The +connection+ relation lists the currently-active players. A SQL
  +select+ statement is used to list the data stored in a relation, so to
  show a list of currently-active players you could run:
  