anchor.diff:  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   
   install(Nodes) ->
  -    schematool_admin:install(Nodes).
  +    schematool_admin:install(Nodes),
  +    %% printout (is this useful?)
  +    mnesia:info().
   
   load_and_migrate(File) ->
       Schema_key = schematool_admin:load_schema_file(File),
  
positive.code: cons(Key, Val, Rest) ->
      [{Key, Val}|Rest].
  
  
negative.code: %% - derive schema by checking mnesia
  %% - verify schema (derived vs latest)
  %% - repair schema: diff
  
  -module(schematool).
  -export(
  