anchor.diff:  
   parameterization_option:
        PARAMETERIZATION ( SIMPLE | FORCED )
  -    ;*/
  +    ;
   
   /* Will visit later
   query_store_options:
       ;
   */
   
  -/*recovery_option:
  +recovery_option:
        RECOVERY ( FULL | BULK_LOGGED | SIMPLE )
        | TORN_PAGE_DETECTION on_off
        | PAGE_VERIFY ( CHECKSUM | TORN_PAGE_DETECTION | NONE )
  -    ;*/
  +    ;
   
   /*Will visit later
   remote_data_archive_option:
       ;
   */
   
  -/*service_broker_option:
  +service_broker_option:
       ENABLE_BROKER  
       | DISABLE_BROKER  
       | NEW_BROKER  
  
positive.code:     | SET ANSI_NULLS on_off
      | SET QUOTED_IDENTIFIER on_off
      | SET ANSI_PADDING on_off
      ;*/
  
  constant_LOCAL_ID
      : constant
  
negative.code:     | derived_table
      | execute_statement
      | DEFAULT VALUES
      ;
  
  // https://msdn.microsoft.com/en-us/library/ms189499.aspx
  select_statement
      : with_expression? query_expression order_by_clause? for_clause? option_clause? ';'?
      ;
  
  // https://msdn.microsoft.com/en-us/library/ms177523.aspx
  update_statement
  