code: def check_is_column(func):
      
      @wraps(func)
      def wrapper(**kwargs):
          table_name = kwargs['table_name']
          col_name = kwargs['col_name']
          if not orca.is_table(table_name):
              abort(404)
          if col_name not in orca.get_table(table_name).columns:
              abort(404)
  
          return func(**kwargs)
      return wrapper
docs: Decorator that will check whether the "table_name" and "col_name"
      keyword arguments to the wrapped function match a registered Orca
      table and column.