anchor.diff:  
   //These are dbcc commands with strange syntax that doesn't fit the regular dbcc syntax
   dbcc_special
  -    : DBCC SHRINKLOG ('(' SIZE '='  (constant_expression| id | DEFAULT) ')')? ';'? 
  -    ;
  -    
  +    : DBCC SHRINKLOG ('(' SIZE '='  (constant_expression| id | DEFAULT) ')')? ';'?
  +    ;
  +
   dbcc_clause
       : DBCC name=dbcc_command ('(' expression_list ')')? (WITH dbcc_options)? ';'?
       ;
  -    
  +
   dbcc_command
       : simple_id | keyword
       ;
  
positive.code:     : GO_BATCH (count=DECIMAL)?
      ;
  
  go_statement    
      : GO (count=DECIMAL)?
      ;
  
  
negative.code: query_call
      : QUERY '(' xquery=STRING ')'
      ;
  
  exist_method
      : (loc_id=LOCAL_ID | value_id=id | '(' subquery ')') '.' call=exist_call
      ;
  