anchor.diff:      ok = leo_mdcr_tbl_cluster_member:transform(),
       ok = leo_ring_tbl_transformer:transform(),
   
  +    %% data migration - bucket
  +    case ?env_use_s3_api() of
  +        false -> void;
  +        true  ->
  +            {ok, #?SYSTEM_CONF{cluster_id = ClusterId}} = leo_cluster_tbl_conf:get(),
  +            ok = leo_s3_bucket:transform(),
  +            ok = leo_s3_bucket:transform(ClusterId),
  +            ok = leo_s3_user:transform(),
  +            ok = leo_s3_user:transform(ClusterId)
  +    end,
  +
       %% leo_statistics-related
       ok = leo_statistics_api:create_tables(disc_copies, ReplicaNodes),
   
  
positive.code: -author('Yosuke Hara').
  
  -include("leo_manager.hrl").
  -include_lib("eunit/include/eunit.hrl").
  
  -export([transform/0]).
  
negative.code: transform() ->
      %% Update available commands
      ok = leo_manager_mnesia:update_available_commands(?env_available_commands()),
  
      %% data migration - members
      {ok, ReplicaNodes} = leo_misc:get_env(leo_redundant_manager, ?PROP_MNESIA_NODES),
  