anchor.diff:  			print(P,"Unrecognized command. ~p",[P#dp.curdb])
   	end.
   
  -cmd_show(#dp{curdb = actordb} = P,_R) ->
  -	P;
  -cmd_show(P,_R) ->
  -	P.
  +% cmd_show(#dp{curdb = actordb} = P,_R) ->
  +% 	P;
  +% cmd_show(P,_R) ->
  +% 	P.
   
   append(P,<<>>) ->
   	P;
  
positive.code: 	P;
  cmd(P,<<"h">>) ->
  	print(P,?COMMANDS);
  cmd(P,<<"c">>) ->
  	cmd(P,<<>>,commit);
  cmd(P,<<"C">>) ->
  
negative.code: 				_ ->
  					print(P,"Invalid db")
  			end;
  		show when P#dp.curdb == config ->
  			send_cfg_query(change_prompt(P#dp{buffer = []}),<<"show schema;">>);
  		show ->
  			send_schema_query(change_prompt(P#dp{buffer = []}),<<"show schema;">>);
  		print ->
  			print(P,io_lib:fwrite("~s",[butil:iolist_join(lists:reverse(P#dp.buffer),"\n")]));
  		rollback ->
  