anchor.diff:  usingClauseObjective[std::unique_ptr<cql3::attributes::raw>& attrs]
       : K_TIMESTAMP ts=intValue { attrs->timestamp = ts; }
       | K_TTL t=intValue { attrs->time_to_live = t; }
  +    | K_TIMEOUT to=term { attrs->timeout = to; }
       ;
   
   /**
  
positive.code: 
  K_LIKE:        L I K E;
  
  // Case-insensitive alpha characters
  fragment A: ('a'|'A');
  fragment B: ('b'|'B');
  
negative.code:         | K_PER
          | K_PARTITION
          | K_GROUP
          | K_TIMEOUT
          ) { $str = $k.text; }
      ;
  
  