docs: private static void addDefaultRoles(Catalog catalog)
      {
          // admin
          catalog.execute("add /clusters#cluster/databases#database groups administrator");
          Permission.setPermissionsInGroup(getCatalogDatabase(catalog).getGroups().get("administrator"),
                                           Permission.getPermissionsFromAliases(Arrays.asList("ADMIN")));
  
          // user
          catalog.execute("add /clusters#cluster/databases#database groups user");
          Permission.setPermissionsInGroup(getCatalogDatabase(catalog).getGroups().get("user"),
                                           Permission.getPermissionsFromAliases(Arrays.asList("SQL", "ALLPROC")));
      }