message: alter the gdrop
diff: @@ -43,6 +43,14 @@ int main(int argc, char * argv[])
  }
  else
  {
  + Log.Error("Invalid arguments! Input \"bin/gdrop -h\" for help.");
  + return 0;
  +
  + }
  + }
  + else
  + {
  +
  db_name = Util::getArgValue(argc, argv, "db", "database");
  if (db_name.empty())
  {
  @@ -97,12 +105,6 @@ int main(int argc, char * argv[])
  }
  }
  - }
  - else
  - {
  - Log.Error("Invalid arguments! Input \"bin/gdrop -h\" for help.");
  - return 0;
  - }
  //if (argc == 1)
  